TERMIUM Plus®

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

PROTOETOILE [2 records]

Record 1 2022-08-01

English

Subject field(s)
  • The Stars (Astronomy)
  • Space Physics
DEF

A stage in the evolution of a young star after it has fragmented from a gas cloud but before it has collapsed sufficiently for nuclear reactions to begin.

CONT

If the protostar can reach a temperature of 10 million degrees kelvin, the hydrogen fusion process will start and it will become an actual star.

Key term(s)
  • proto-star

French

Domaine(s)
  • Étoiles (Astronomie)
  • Physique spatiale

Spanish

Save record 1

Record 2 1994-02-17

English

Subject field(s)
  • Astrophysics and Cosmography
DEF

A protostar, especially a faint star with a high degree of irregularity in its emission spectrum.

CONT

The most logical regions to search for YSOs were the dark interstellar clouds.

French

Domaine(s)
  • Astrophysique et cosmographie
DEF

Étoile en formation, nuage de matière stellaire en cours de condensation.

Spanish

Save record 2

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