TERMIUM Plus®

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

LIGNE ECHELLE CONSTANTE [1 record]

Record 1 2016-10-21

English

Subject field(s)
  • Cartography
  • Mathematical Geography
DEF

A line on a map projection along which there is no variation from exact scale.

OBS

There are two isoperimetric curves passing through every point on a map drawn using an equal-area map projection. This characteristic gives that class of map projections some preference for maps used in engineering.

French

Domaine(s)
  • Cartographie
  • Géographie mathématique
DEF

Ligne, sur une carte, le long de laquelle l'échelle ne varie pas et demeure exacte.

OBS

Dans une projection de Mercator, la ligne d'échelle constante correspond au méridien central.

Spanish

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