TERMIUM Plus®

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

ZONE CONVERGENCE [8 records]

Record 1 2015-08-31

English

Subject field(s)
  • Climatology
  • Atmospheric Physics
  • Air Transport
DEF

An almost-continuous trough or belt of low pressure around the globe in the equatorial regions ... where the NE trade winds (of the Northern Hemisphere) and the SE trades (of the Southern Hemisphere) converge, or come together.

OBS

The ITCZ is usually characterized by strong, ascending air currents, large areas of overcast skies, and frequent heavy showers and thunderstorms.

OBS

The term "intertropical convergence zone" (ITCZ) is generally preferred to the term "intertropical front" (ITF), as ITCZ characteristics are distinct from a front of higher latitudes.

OBS

inter-tropical convergence zone: term reproduced from "Titles, Names and Acronyms related to the activities of the International Oceanographic Commission of UNESCO," with the authorization of UNESCO.

French

Domaine(s)
  • Climatologie
  • Physique de l'atmosphère
  • Transport aérien
DEF

Mince zone où les alizés des deux hémisphères se rejoignent.

OBS

zone de convergence intertropicale : terme reproduit de «Titles, Names and Acronyms related to the activities of the International Oceanographic Commission of UNESCO», avec l'autorisation de l'UNESCO.

Spanish

Campo(s) temático(s)
  • Climatología
  • Física de la atmósfera
  • Transporte aéreo
DEF

Zona estrecha en la que se reúnen los vientos alisios de los hemisferios norte y sur.

OBS

zona de convergencia intertropical: término reproducido del "Titles, Names and Acronyms related to the activities of the International Oceanographic Commission of UNESCO", con la autorización de la UNESCO.

Save record 1

Record 2 2012-12-20

English

Subject field(s)
  • Atmospheric Physics

French

Domaine(s)
  • Physique de l'atmosphère
OBS

Ces zones de divergence en altitude forment ce qu'on appelle des creux, et les zones de convergences, des crêtes. Les creux et les crêtes en altitude se succèdent et se déplacent en mouvements ondulatoires qu'on nomme ondes courtes.

Spanish

Save record 2

Record 3 2012-12-14

English

Subject field(s)
  • Atmospheric Physics

French

Domaine(s)
  • Physique de l'atmosphère

Spanish

Save record 3

Record 4 2011-07-19

English

Subject field(s)
  • Sonar and Underwater Detection (Military)

French

Domaine(s)
  • Sonar et détection sous-marine (Militaire)

Spanish

Save record 4

Record 5 2009-05-01

English

Subject field(s)
  • Plate Tectonics
  • Vulcanology and Seismology
DEF

A band along which moving plates collide and area is lost either by shortening and crustal thickening or subduction and destruction of [the earth's] crust.

OBS

convergence zone: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Tectonique des plaques
  • Volcanologie et sismologie
CONT

[...] ces régions de rencontre de blocs ou de «plaques» [...] sont [...] des régions particulièrement séismiques, les foyers des séismes intermédiaires et profonds jalonnant les zones de descente des plaques lithosphériques.

OBS

zone de convergence; zone d'affrontement : termes en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

Save record 5

Record 6 2001-07-11

English

Subject field(s)
  • Sonar and Underwater Detection (Military)
DEF

A sound transmission channel produced in sea water by a combination of pressure and temperature changes in the depth range between 2500 and 15,000 feet (750 and 4500 meters); utilized by sonar systems.

French

Domaine(s)
  • Sonar et détection sous-marine (Militaire)

Spanish

Save record 6

Record 7 1999-08-27

English

Subject field(s)
  • Tectonics

French

Domaine(s)
  • Tectonique

Spanish

Campo(s) temático(s)
  • Tectónica
Save record 7

Record 8 1991-03-14

English

Subject field(s)
  • Air Traffic Control

French

Domaine(s)
  • Circulation et trafic aériens
OBS

Zone de l'espace aérien dans laquelle le contrôle de la circulation aérienne fait converger le trafic aérien avant de le répartir vers les différents aéroports. Cette méthode qui est utilisée par l'ATC est une cause de perte de temps et de carburant.

Spanish

Save record 8

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