TERMIUM Plus®

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

FALSE WHITE RAINBOW [1 record]

Record 1 2005-07-25

English

Subject field(s)
  • Atmospheric, Climatic and Meteorological Phenomena
DEF

Primary rainbow, due to refraction and reflection and, to a smaller extent, to diffraction of the light of the Sun or Moon by very small water droplets; it appears on a "screen" of fog or mist.

CONT

White Rainbows. Rainbows can even come in the color of white. This type of rainbow is also called a cloud bow and a fog bow. The reason for these names is that [it] is produced by clouds of fog or raindrops. This type of rainbow appears as a white hyperbola shaped rainbow above horizontal clouds of moisture. It is best seen when flying in an aircraft above the clouds or on a high mountain

OBS

The rainbow consists of a white band, usually fringed with a thin red band on the outside and a thin blue band on the inside.

Key term(s)
  • mist bow

French

Domaine(s)
  • Phénomènes météorologiques, climatiques et atmosphériques
DEF

Arc-en-ciel principal, dû à la réfraction et à la réflexion et, dans une moindre mesure, à la diffraction de la lumière solaire ou lunaire par de très petites gouttelettes d'eau; il apparaît sur un «écran» de brouillard ou de brume.

OBS

L'arc-en-ciel consiste en une bande blanche, généralement bordée d'une fine frange rouge à l'extérieur et d'une fine frange bleue à l'intérieur.

Key term(s)
  • arc en ciel blanc

Spanish

Campo(s) temático(s)
  • Fenómenos meteorológicos, climáticos y atmosféricos
DEF

Arco iris primario debido a la refracción, la reflexión y, en menor grado, la difracción de la luz del Sol o de la Luna por gotas de agua muy pequeñas; este arco aparece sobre una "pantalla" de niebla o neblina.

OBS

El arco iris consiste en una franja blanca, generalmente con una franja roja estrecha en su borde exterior y con una franja azul estrecha en su borde interior.

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