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OPALESCENCE [7 records]

Record 1 2012-08-23

English

Subject field(s)
  • Mineralogy
DEF

... a pearly or milky mineral lustre resembling that of opal.

OBS

It results from the reflection and refraction of light from the surface and possibly subsurface layers of the mineral.

French

Domaine(s)
  • Minéralogie
DEF

Apparence laiteuse ou nacrée que revêt l'éclat d'un minéral.

Spanish

Campo(s) temático(s)
  • Mineralogía
Save record 1

Record 2 2003-03-13

English

Subject field(s)
  • Paints and Varnishes (Industries)
DEF

Milky opalescence which sometimes develops as a film of lacquer dries, and is due to the deposition of moisture from the air and/or precipitation of one or more of the solid constituents of the lacquer; usually confined to lacquers which dry solely by evaporation of solvent.

DEF

Whitish or translucent appearance in an unpigmented liquid coating or film which should normally be transparent.

OBS

blushing: term standardized by ISO.

Key term(s)
  • opalescence

French

Domaine(s)
  • Peintures et vernis (Industries)
DEF

Aspect d'un feuil de vernis dont la transparence initiale est altérée dans la masse. [Définition normalisée par l'AFNOR et reproduite avec son autorisation.]

DEF

Apparence laiteuse ou grisâtre sur un fini laque pendant le stade du séchage, qui se produit, surtout, par temps chaud et humide.

OBS

opalescence : terme normalisé par l'ISO et l'AFNOR.

Spanish

Campo(s) temático(s)
  • Pinturas y barnices (Industrias)
Save record 2

Record 3 2003-03-13

English

Subject field(s)
  • Food Industries
  • Biochemistry
OBS

having a milky iridescence.

French

Domaine(s)
  • Industrie de l'alimentation
  • Biochimie
CONT

[...] des quantités plus faibles [de tanin gallique] suffisent pour donner naissance à une opalescence de valeur déterminée.

Spanish

Campo(s) temático(s)
  • Industria alimentaria
  • Bioquímica
Save record 3

Record 4 2002-05-23

English

Subject field(s)
  • Atmospheric Physics
DEF

Whitish colour and a slight change of the apparent colour of objects with respect to normal (for example, bluish colour of an object normally black or dark) produced by the scattering of light by small particles held in suspension in the atmosphere.

French

Domaine(s)
  • Physique de l'atmosphère
DEF

Coloration blanchâtre et légère modification de la couleur apparente des objets par rapport à la normale (p. ex. coloration bleuâtre d'un objet normalement noir ou sombre), produite par la diffusion de la lumière par de petites particules en suspension dans l'atmosphère.

Spanish

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

Tonalidad blanquecina de la atmósfera asociada con un ligero cambio en el color aparente de los objetos con respecto al suyo normal (por ejemplo, color azulado para objetos normalmente negros u oscuros), debida a la difusión de la luz por partículas pequeñas en suspensión en la atmósfera.

Save record 4

Record 5 1998-12-03

English

Subject field(s)
  • Visual Disorders
CONT

In the case of central corneal clouding (CCC) the biomicroscope is not used.

French

Domaine(s)
  • Troubles de la vision
DEF

Oedème diffus de la région centrale de la cornée, généralement lié au port de lentilles de contact, mais pouvant également survenir dans des cas de kératocône, de dystrophie endothéliale de Fuchs ou de kératite disciforme.

OBS

Source MVISI-F : Le nouveau dictionnaire de la vision par Michel Millodot, Médiacom Vision Éditeur, 1997.

Spanish

Save record 5

Record 6 1996-10-22

English

Subject field(s)
  • Titles of Monographs
OBS

Ottawa, Canadian General Standards Board, 1996. Standard no. 1-GP-71, No. 38-96.

French

Domaine(s)
  • Titres de monographies
OBS

Ottawa, Office des normes générales du Canada, 1996. Norme no 1-GP-71, No 38-96.

Spanish

Save record 6

Record 7 1986-10-03

English

Subject field(s)
  • Types of Glass
  • Ornamental Glassware
DEF

Glass that has been mould-blown and then additionally blown to increase the size of the object or to soften or modify the lines of the pattern by blowing into a plain mould.

OBS

The raised designs, having cooled below a glowing red heat, upon reheating, stuck an opalescent white.

French

Domaine(s)
  • Sortes de verre
  • Verrerie d'art

Spanish

Save record 7

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