TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

HIGH PRESSURE WEDGE [1 record]

Record 1 2011-09-01

English

Subject field(s)
  • Atmospheric Physics
DEF

A fast-moving ridge between two depressions or troughs.

OBS

In synoptic meteorology, the term "wedge" is mainly applied to a relatively fast-moving ridge on a surface synoptic chart.

OBS

[Wedge. Term synonymous with ridge]. ridge: An elongated area of relatively high atmospheric pressure, almost always associated with and most clearly identified as an area of maximum anticyclonic curvature of wind flow.

Key term(s)
  • wedge of high-pressure
  • high pressure wedge
  • high-pressure wedge

French

Domaine(s)
  • Physique de l'atmosphère
DEF

Crête barométrique se déplaçant rapidement entre deux dépressions ou creux.

OBS

Sur la carte isobarique, crête de haute pression.

Spanish

Campo(s) temático(s)
  • Física de la atmósfera
DEF

Cresta de altas presiones que, en un mapa isobárico, aparece como el apéndice de un anticiclón, cuando penetra en una zona de bajas presiones.

OBS

Sinónimo de dorsal, pero con frecuencia se aplica a una dorsal que se mueve con rapidez, flanqueada por dos depresiones o vaguadas.

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