TERMIUM Plus®
From: Translation Bureau
On social media
Consult the Government of Canada’s terminology data bank.
FRONT OCCLUS CHAUD [10 records]
Record 1 - internal organization data 2013-11-14
Record 1, English
Record 1, Subject field(s)
- Atmospheric Physics
Record 1, Main entry term, English
- cold air mass
1, record 1, English, cold%20air%20mass
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- cold airmass 2, record 1, English, cold%20airmass
correct
Record 1, Textual support, English
Record 1, French
Record 1, Domaine(s)
- Physique de l'atmosphère
Record 1, Main entry term, French
- masse d’air froid
1, record 1, French, masse%20d%26rsquo%3Bair%20froid
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
[...] le front occlus : lorsque le front froid postérieur se déplaçant plus vite, rattrape le front chaud antérieur, la masse d’air chaud est donc rejetée en altitude, et près de la surface, ne subsiste plus qu'une limite entre deux masses d’air froid, antérieur et postérieur, à différence de densité faible. 2, record 1, French, - masse%20d%26rsquo%3Bair%20froid
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Física de la atmósfera
Record 1, Main entry term, Spanish
- masa de aire frío
1, record 1, Spanish, masa%20de%20aire%20fr%C3%ADo
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- masa fría 2, record 1, Spanish, masa%20fr%C3%ADa
correct, feminine noun
- masa de frío 3, record 1, Spanish, masa%20de%20fr%C3%ADo
avoid, feminine noun
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Masa de aire que circula de norte a sur sobre una superficie cada vez más caliente o bien [...] que pasa de un continente a un mar menos frío o de un mar a un continente más caliente. 4, record 1, Spanish, - masa%20de%20aire%20fr%C3%ADo
Record number: 1, Textual support number: 1 OBS
La Fundación del Español Urgente (Fundéu BBVA), con el asesoramiento de la Real Academia Española, recomienda utilizar los términos "masa de aire frío" y "masa fría" y no "masa de frío", que parece ser un cruce indebido de la expresión "masa de aire frío" con "ola de frío". 3, record 1, Spanish, - masa%20de%20aire%20fr%C3%ADo
Record 2 - internal organization data 2012-12-18
Record 2, English
Record 2, Subject field(s)
- Atmospheric Physics
Record 2, Main entry term, English
- leading warm front
1, record 2, English, leading%20warm%20front
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record 2, French
Record 2, Domaine(s)
- Physique de l'atmosphère
Record 2, Main entry term, French
- front chaud antérieur
1, record 2, French, front%20chaud%20ant%C3%A9rieur
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
Le front occlus : lorsque le front froid postérieur se déplaçant plus vite, rattrape le front chaud antérieur, la masse d’air chaud est donc rejetée en altitude [...] 1, record 2, French, - front%20chaud%20ant%C3%A9rieur
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 2012-11-07
Record 3, English
Record 3, Subject field(s)
- Atmospheric Physics
Record 3, Main entry term, English
- following cold front
1, record 3, English, following%20cold%20front
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record 3, French
Record 3, Domaine(s)
- Physique de l'atmosphère
Record 3, Main entry term, French
- front froid postérieur
1, record 3, French, front%20froid%20post%C3%A9rieur
correct, masculine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 CONT
Le front occlus : lorsque le front froid postérieur se déplaçant plus vite, rattrape le front chaud antérieur, la masse d’air chaud est donc rejetée en altitude, et près de la surface, ne subsiste plus qu'une limite entre deux masses d’air froid, antérieur et postérieur, à différence de densité faible. 1, record 3, French, - front%20froid%20post%C3%A9rieur
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 2007-10-31
Record 4, English
Record 4, Subject field(s)
- Atmospheric Physics
Record 4, Main entry term, English
- occluded front
1, record 4, English, occluded%20front
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- frontal occlusion 2, record 4, English, frontal%20occlusion
correct
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
A composite of two fronts, formed as a cold front overtakes a warm front or quasi-stationary front. 3, record 4, English, - occluded%20front
Record number: 4, Textual support number: 1 CONT
When the cold front moves faster than the warm front, and as it overtakes the warm front, the warm sector is closed and a combine front forms. This process is called occlusion. The front formed in this way is called an occluded front. 4, record 4, English, - occluded%20front
Record 4, French
Record 4, Domaine(s)
- Physique de l'atmosphère
Record 4, Main entry term, French
- front occlus
1, record 4, French, front%20occlus
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- occlusion frontale 2, record 4, French, occlusion%20frontale
correct, feminine noun
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Association de deux fronts, qui se forme lorsqu’un front froid rattrape un front chaud ou quasi stationnaire. 2, record 4, French, - front%20occlus
Record number: 4, Textual support number: 1 CONT
Un front occlus est le résultat d’une rencontre de deux masses d’air(front froid, front chaud). Il est généralement présent dans les dépressions [...] Il peut donner lieu à des précipitations importantes. 3, record 4, French, - front%20occlus
Record 4, Spanish
Record 4, Campo(s) temático(s)
- Física de la atmósfera
Record 4, Main entry term, Spanish
- frente ocluido
1, record 4, Spanish, frente%20ocluido
masculine noun
Record 4, Abbreviations, Spanish
Record 4, Synonyms, Spanish
Record 4, Textual support, Spanish
Record number: 4, Textual support number: 1 DEF
Asociación de dos frentes que se forma cuando un frente frío se halla sobre un frente caliente o casi estacionario. 1, record 4, Spanish, - frente%20ocluido
Record 5 - internal organization data 2006-11-29
Record 5, English
Record 5, Subject field(s)
- Atmospheric Physics
Record 5, Main entry term, English
- cold front
1, record 5, English, cold%20front
correct, officially approved
Record 5, Abbreviations, English
Record 5, Synonyms, English
Record 5, Textual support, English
Record number: 5, Textual support number: 1 DEF
The boundary between a cold air mass that is advancing and a relatively warmer air mass. 2, record 5, English, - cold%20front
Record number: 5, Textual support number: 1 CONT
A cold front occurs when a cold air mass moves into an area occupied by a warmer air mass. Moving at an average speed of about 20 mph, the heavier cold air moves in a wedge shape along the ground. Cold fronts bring lower temperatures and can create narrow bands of violent thunderstorms. In North America, cold fronts form on the eastern edges of high pressure systems. 3, record 5, English, - cold%20front
Record number: 5, Textual support number: 2 CONT
A cold front will cross the region this evening. [Example approved by the Avalanche Bulletin Terminology Standardization Committee.] 4, record 5, English, - cold%20front
Record number: 5, Textual support number: 1 OBS
[A cold front is] generally characterized by steady precipitation followed by showery precipitation. 2, record 5, English, - cold%20front
Record number: 5, Textual support number: 2 OBS
cold front: term officially approved by the Avalanche Bulletin Terminology Standardization Committee. 5, record 5, English, - cold%20front
Record 5, French
Record 5, Domaine(s)
- Physique de l'atmosphère
Record 5, Main entry term, French
- front froid
1, record 5, French, front%20froid
correct, masculine noun, officially approved
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 DEF
Front non occlus se mouvant de façon telle que la masse d’air froid succède à la masse d’air chaud. 2, record 5, French, - front%20froid
Record number: 5, Textual support number: 1 CONT
On parle de front chaud lorsque, dans le sens de son déplacement, l’air chaud se substitue à l’air froid; au contraire, on se trouve en présence d’un front froid si l’air froid succède à l’air chaud. 3, record 5, French, - front%20froid
Record number: 5, Textual support number: 2 CONT
Un front froid traversera la région cette nuit. [Exemple entériné par le Comité d’uniformisation de la terminologie des bulletins d’avalanche.] 4, record 5, French, - front%20froid
Record number: 5, Textual support number: 1 OBS
front froid : terme uniformisé par le Comité d’uniformisation de la terminologie des bulletins d’avalanche. 5, record 5, French, - front%20froid
Record 5, Spanish
Record 5, Campo(s) temático(s)
- Física de la atmósfera
Record 5, Main entry term, Spanish
- frente frío
1, record 5, Spanish, frente%20fr%C3%ADo
correct, masculine noun
Record 5, Abbreviations, Spanish
Record 5, Synonyms, Spanish
Record 5, Textual support, Spanish
Record number: 5, Textual support number: 1 DEF
Cualquier frente no ocluido que al avanzar hace que el aire frío remplace al aire caliente. 2, record 5, Spanish, - frente%20fr%C3%ADo
Record number: 5, Textual support number: 1 CONT
Cuando una superficie frontal se desplaza de tal manera que es el aire frío el que desplaza al aire caliente,en superficie, se dice que estamos en presencia de un frente frío. 3, record 5, Spanish, - frente%20fr%C3%ADo
Record 6 - internal organization data 2004-11-19
Record 6, English
Record 6, Subject field(s)
- Atmospheric Physics
Record 6, Main entry term, English
- warm front
1, record 6, English, warm%20front
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 DEF
A transition zone in the atmosphere where an advancing warm air mass displaces a cold air mass. 2, record 6, English, - warm%20front
Record number: 6, Textual support number: 1 CONT
A warm front occurs when a warm air mass moves into an area occupied by a colder air mass. The warm air is lighter; so it flows up the slope of the cold air below it. Warm fronts usually form on the eastern sides of low pressure systems, create wide areas of clouds and rain, and move at an average speed of 15 mph. 3, record 6, English, - warm%20front
Record 6, French
Record 6, Domaine(s)
- Physique de l'atmosphère
Record 6, Main entry term, French
- front chaud
1, record 6, French, front%20chaud
correct, masculine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 DEF
Tout front non occlus se déplaçant de façon telle que l'air chaud remplace l'air froid. 2, record 6, French, - front%20chaud
Record number: 6, Textual support number: 1 CONT
On parle de front chaud lorsque, dans le sens de son déplacement, l’air chaud se substitue à l’air froid; au contraire, on se trouve en présence d’un front froid si l’air froid succède à l’air chaud. 3, record 6, French, - front%20chaud
Record 6, Spanish
Record 6, Campo(s) temático(s)
- Física de la atmósfera
Record 6, Main entry term, Spanish
- frente cálido
1, record 6, Spanish, frente%20c%C3%A1lido
correct, masculine noun
Record 6, Abbreviations, Spanish
Record 6, Synonyms, Spanish
- frente caliente 2, record 6, Spanish, frente%20caliente
correct, masculine noun
Record 6, Textual support, Spanish
Record number: 6, Textual support number: 1 DEF
Frente que se desplaza de forma que una masa de aire cálido tiende a desplazar a otra de aire frío. 1, record 6, Spanish, - frente%20c%C3%A1lido
Record 7 - internal organization data 2004-11-19
Record 7, English
Record 7, Subject field(s)
- Atmospheric Physics
Record 7, Main entry term, English
- warm occlusion
1, record 7, English, warm%20occlusion
correct
Record 7, Abbreviations, English
Record 7, Synonyms, English
- warm-front-type occlusion 2, record 7, English, warm%2Dfront%2Dtype%20occlusion
- warm-type occlusion 2, record 7, English, warm%2Dtype%20occlusion
correct
- warm occluded front 2, record 7, English, warm%20occluded%20front
Record 7, Textual support, English
Record number: 7, Textual support number: 1 DEF
Occlusion in which the cold air behind the occluded front is warmer than the cold air in advance of it. 3, record 7, English, - warm%20occlusion
Record number: 7, Textual support number: 1 CONT
There are three basic types of occluded front, determined by the relative coldness of the air behind the original cold front to the air ahead of the warm (or stationary) front. 1) A cold occlusion results when the coldest air is behind the cold front. ... 2) When the coldest air lies ahead of the warm front, a warm occlusion is formed, in which case the original cold front is forced aloft at the warm front surface. At the earth's surface, coldest air is replaced by less cold air. 3) A third and frequent type, a neutral occlusion ... 2, record 7, English, - warm%20occlusion
Record 7, Key term(s)
- warm front type occlusion
- warm type occlusion
Record 7, French
Record 7, Domaine(s)
- Physique de l'atmosphère
Record 7, Main entry term, French
- occlusion chaude
1, record 7, French, occlusion%20chaude
correct, feminine noun
Record 7, Abbreviations, French
Record 7, Synonyms, French
- occlusion à caractère de front chaud 2, record 7, French, occlusion%20%C3%A0%20caract%C3%A8re%20de%20front%20chaud
feminine noun
Record 7, Textual support, French
Record number: 7, Textual support number: 1 DEF
Occlusion où l'air froid derrière le front occlus est plus chaud que l'air froid à l'avant du front. 1, record 7, French, - occlusion%20chaude
Record 7, Spanish
Record 7, Campo(s) temático(s)
- Física de la atmósfera
Record 7, Main entry term, Spanish
- oclusión cálida
1, record 7, Spanish, oclusi%C3%B3n%20c%C3%A1lida
correct, feminine noun
Record 7, Abbreviations, Spanish
Record 7, Synonyms, Spanish
- oclusión caliente 2, record 7, Spanish, oclusi%C3%B3n%20caliente
feminine noun
Record 7, Textual support, Spanish
Record number: 7, Textual support number: 1 DEF
Oclusión en la que el aire detrás del frente es menos frío que el que se encuentra delante. 1, record 7, Spanish, - oclusi%C3%B3n%20c%C3%A1lida
Record 8 - internal organization data 2004-11-18
Record 8, English
Record 8, Subject field(s)
- Atmospheric Physics
Record 8, Main entry term, English
- warm occluded front 1, record 8, English, warm%20occluded%20front
Record 8, Abbreviations, English
Record 8, Synonyms, English
Record 8, Textual support, English
Record number: 8, Textual support number: 1 CONT
A warm occluded front occurs when a cool front overtakes a warm front overlying a cold front. The primary difference is the location of the upper level front. The cold front is ahead of the surface occluded front. In this case the weather is similar to a warm front. The surface front trails the upper level front by about 300 km. 1, record 8, English, - warm%20occluded%20front
Record 8, French
Record 8, Domaine(s)
- Physique de l'atmosphère
Record 8, Main entry term, French
- front occlus chaud
1, record 8, French, front%20occlus%20chaud
masculine noun
Record 8, Abbreviations, French
Record 8, Synonyms, French
Record 8, Textual support, French
Record number: 8, Textual support number: 1 CONT
Un front occlus chaud a lieu lorsqu'un front frais pousse un front chaud qui était au-dessus d’un front froid. Ce front frais s’élève lui aussi au-dessus de la masse d’air plus froide, en forçant le front chaud à s’élever davantage. Dans ce cas, ce front-ci(le plus froid) est plus avancé que le front occlus au niveau de la surface, de l'ordre de 300 km en avant. On a alors un temps similaire à celui d’un front chaud. 2, record 8, French, - front%20occlus%20chaud
Record number: 8, Textual support number: 2 CONT
Un front occlus se crée lorsqu'un front froid, plus rapide rejoint un front chaud dans la circulation de la perturbation. La masse d’air froid plus dense soulève la masse d’air chaud plus légère qui finit par ne plus être en contact avec le sol. Il se produit alors des chutes de pluies régulières et elles peuvent être importantes. [...] Il existe 2 types de coupe de front occlus :[...] La coupe de front occlus chaud [...] La coupe de front occlus froid. 3, record 8, French, - front%20occlus%20chaud
Record 8, Spanish
Record 8, Textual support, Spanish
Record 9 - internal organization data 2004-04-07
Record 9, English
Record 9, Subject field(s)
- Atmospheric Physics
Record 9, Main entry term, English
- polar front
1, record 9, English, polar%20front
correct
Record 9, Abbreviations, English
Record 9, Synonyms, English
Record 9, Textual support, English
Record number: 9, Textual support number: 1 DEF
Quasi-permanent front of great extent, in middle latitudes, which separates polar air from tropical air. 2, record 9, English, - polar%20front
Record 9, French
Record 9, Domaine(s)
- Physique de l'atmosphère
Record 9, Main entry term, French
- front polaire
1, record 9, French, front%20polaire
correct, masculine noun
Record 9, Abbreviations, French
Record 9, Synonyms, French
Record 9, Textual support, French
Record number: 9, Textual support number: 1 DEF
Front quasi-permanent de grande étendue, des latitudes moyennes, qui sépare l'air polaire, relativement froid, et l'air tropical, relativement chaud et sur lequel se produisent des ondulations qui se développent en perturbations avec front chaud, front froid et front occlus. 2, record 9, French, - front%20polaire
Record 9, Spanish
Record 9, Campo(s) temático(s)
- Física de la atmósfera
Record 9, Main entry term, Spanish
- frente polar
1, record 9, Spanish, frente%20polar
correct, masculine noun
Record 9, Abbreviations, Spanish
Record 9, Synonyms, Spanish
Record 9, Textual support, Spanish
Record number: 9, Textual support number: 1 DEF
Frente casi permanente en las latitudes medias, de gran extensión, que separa el aire polar del aire tropical. 2, record 9, Spanish, - frente%20polar
Record 10 - internal organization data 2003-07-29
Record 10, English
Record 10, Subject field(s)
- Atmospheric, Climatic and Meteorological Phenomena
Record 10, Main entry term, English
- dry line
1, record 10, English, dry%20line
correct
Record 10, Abbreviations, English
Record 10, Synonyms, English
- dew-point front 1, record 10, English, dew%2Dpoint%20front
correct
- dry-line 2, record 10, English, dry%2Dline
- dew point front 2, record 10, English, dew%20point%20front
- dry front 3, record 10, English, dry%20front
Record 10, Textual support, English
Record number: 10, Textual support number: 1 DEF
Narrow zone, other than a warm, cold, or occluded front, across which there is a distinct gradient in the moisture content of the air near the Earth's surface. 4, record 10, English, - dry%20line
Record number: 10, Textual support number: 1 CONT
The dry-line is an area where the relatively dry air from the west that has passed over the Rocky Mountains and warmed by compression, butts up against and flows over very warm, moist air from the Gulf of Mexico. This boundary may also be referred to as the dew point front because dew point temperatures can change as much as 9°C/km. This boundary can occur as far north as the Dakotas, and as far east as the Texas-Louisiana border, but are most common on the east side of the Rockies. As surface winds converge east of the dry-line, lifting occurs, leading to thunderstorm development. 2, record 10, English, - dry%20line
Record 10, French
Record 10, Domaine(s)
- Phénomènes météorologiques, climatiques et atmosphériques
Record 10, Main entry term, French
- ligne sèche
1, record 10, French, ligne%20s%C3%A8che
correct, feminine noun
Record 10, Abbreviations, French
Record 10, Synonyms, French
- front de point de rosée 1, record 10, French, front%20de%20point%20de%20ros%C3%A9e
correct, masculine noun
Record 10, Textual support, French
Record number: 10, Textual support number: 1 DEF
Zone étroite, différente d’un front chaud, froid ou occlus, dans laquelle se trouve un gradient marqué de la teneur en vapeur d’eau de l'air au voisinage de la surface terrestre. 1, record 10, French, - ligne%20s%C3%A8che
Record 10, Spanish
Record 10, Campo(s) temático(s)
- Fenómenos meteorológicos, climáticos y atmosféricos
Record 10, Main entry term, Spanish
- línea seca
1, record 10, Spanish, l%C3%ADnea%20seca
correct, feminine noun
Record 10, Abbreviations, Spanish
Record 10, Synonyms, Spanish
- frente del punto de rocío 1, record 10, Spanish, frente%20del%20punto%20de%20roc%C3%ADo
correct, masculine noun
Record 10, Textual support, Spanish
Record number: 10, Textual support number: 1 DEF
Zona estrecha, pero no un frente caliente, frío ni ocluido, a través de la cual existe un marcado gradiente de la humedad del aire cerca de la superficie terrestre. 1, record 10, Spanish, - l%C3%ADnea%20seca
Copyright notice for the TERMIUM Plus® data bank
© Public Services and Procurement Canada, 2026
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau
Features
GCtranslate (available on the Government of Canada network only)
Use this artificial intelligence prototype to translate Government of Canada content up to and including Protected B. Available to employees of selected departments and agencies only.
Writing tools
The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.
Glossaries and vocabularies
Access Translation Bureau glossaries and vocabularies.
- Date Modified:


