TERMIUM Plus®

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

MEGATHRUST EARTHQUAKE [2 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2025-03-18

English

Subject field(s)
  • Scientific Measurements and Analyses
  • Vulcanology and Seismology
  • The Earth (Astronomy)
CONT

How do we know that we will have another [megathrust earthquake] in the future? The deformation of the crust in a predictable pattern can be detected by very careful geodetic measurements using global positioning satellites, precise levelling, [precise] gravity measurements and changing distance measurements using laser technology.

French

Domaine(s)
  • Mesures et analyse (Sciences)
  • Volcanologie et sismologie
  • Terre (Astronomie)
CONT

Comment est-ce qu'on sait qu'un [séisme megatectonique] se répétera à l'avenir? On peut détecter que la déformation de l'écorce terrestre suit un schéma prévisible avec du mesurage géodésique très soigneux en utilisant des satellites du système mondial de localisation (GPS), du nivellement précis, du mesurage précis de la gravité et la technologie du laser pour déterminer des changements de la distance.

Spanish

Save record 1

Record 2 2007-02-23

English

Subject field(s)
  • Vulcanology and Seismology
DEF

[a] very severe earthquake.

CONT

A megathrust earthquake is an interplate earthquake where one tectonic plate slips beneath(subducts) another.... these earthquakes are among the world's largest, with moment magnitudes that can exceed 9. 0.

French

Domaine(s)
  • Volcanologie et sismologie
CONT

Les tremblements de terre de magnitude 9.0 ou plus sur l'échelle ouverte de Richter sont qualifiés de «tremblements de terre exceptionnels» pouvant provoquer de sérieux dégâts dans une zone de plus de 1 000 km [...] L'USGS a qualifié le séisme du 26 décembre de «mégaséisme».

Spanish

Save record 2

Copyright notice for the TERMIUM Plus® data bank

© Public Services and Procurement Canada, 2025
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: