TERMIUM Plus®

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

SURFACE INSTABILITY [2 records]

Record 1 2012-05-29

English

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

A surface instability is producing small avalanches. [Example approved by the Avalanche Bulletin Terminology Standardization Committee.]

OBS

surface instability: term officially approved by the Avalanche Bulletin Terminology Standardization Committee.

French

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

Une instabilité de surface est à l'origine de petites avalanches. [Exemple entériné par le Comité d'uniformisation de la terminologie des bulletins d'avalanche.]

OBS

instabilité de surface; instabilité superficielle : termes uniformisés par le Comité d'uniformisation de la terminologie des bulletins d'avalanche.

Spanish

Save record 1

Record 2 1985-08-12

English

Subject field(s)
  • Energy Transformation
  • Thermonuclear fusion
  • Atomic Physics
DEF

An electromagnetic macroinstability in a stabilized pinched discharge. A current must be made to flow through the surface layer of the column in order to stabilize it by generating an external azimuthal field. However, the current flows in a finite layer and an instability can arise on the surface in the form of localized perturbations of high shear.

French

Domaine(s)
  • Transformation de l'énergie
  • Fusion thermonucléaire
  • Physique atomique

Spanish

Save record 2

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