TERMIUM Plus®

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

isogonic line [1 record]

Record 1 2003-12-10

English

Subject field(s)
  • Geophysics
  • Mathematical Geography
  • Surveying
DEF

An imaginary line on a map joining places on the earth's surface at which the variation of a magnetic compass needle from true north is the same.

French

Domaine(s)
  • Géophysique
  • Géographie mathématique
  • Arpentage
DEF

Ligne qui joint les points de la terre où la déclinaison magnétique a la même valeur.

Spanish

Campo(s) temático(s)
  • Geofísica
  • Geografía matemática
  • Agrimensura
DEF

Línea en un mapa o carta en la cual todos los puntos tienen la misma declinación magnética para una época determinada.

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