TERMIUM Plus®

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

Umkehr effect [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2004-10-29

English

Subject field(s)
  • Atmospheric Physics
  • Air Pollution
DEF

Anomaly, caused by the ozone layer at high levels, in the relative zenith intensities of certain scattered ultraviolet wavelengths of solar origin, when the Sun is near the horizon.

French

Domaine(s)
  • Physique de l'atmosphère
  • Pollution de l'air
DEF

Anomalie, due à la couche d'ozone en altitude, des intensités zénithales relatives de certaines radiations ultraviolettes diffuses d'origine solaire, lorsque le Soleil est proche de l'horizon.

Spanish

Campo(s) temático(s)
  • Física de la atmósfera
  • Contaminación del aire
DEF

Anomalía producida por la presencia de una capa de ozono en la alta atmósfera, en las intensidades cenitales relativas de determinadas radiaciones ultravioletas difusas de origen solar, cuando el Sol está próximo al horizonte.

Save record 1

Copyright notice for the TERMIUM Plus® data bank

© Public Services and Procurement Canada, 2024
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau

Display options

Change the order of display of the official languages of Canada
Option to display the non-official languages (Spanish or Portuguese)
Display definitions, contexts, etc., on records

Features

Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.

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: