TERMIUM Plus®

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

RATIONAL HORIZON [1 record]

Record 1 2005-08-08

English

Subject field(s)
  • Theoretical Astronomy
DEF

A great circle 90 degrees from the zenith and constituting the equator of the horizon system of coordinates.

French

Domaine(s)
  • Astronomie théorique
DEF

Grand cercle de la sphère céleste dont le plan est perpendiculaire à la verticale du lieu.

Spanish

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