TERMIUM Plus®

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

ROSTRA [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2022-03-08

English

Subject field(s)
  • Animal Anatomy
  • Zoology
  • Marine Biology
DEF

[In marine life,] an organism's beak or beak-like part.

OBS

The term is used in reference to [cetaceans], crustaceans and some fish.

OBS

In crustaceans, the rostrum is the often spinelike anterior median prolongation of the carapace.

OBS

rostrum: The plural forms are "rostra" and "rostrums."

Key term(s)
  • rostra
  • rostrums

French

Domaine(s)
  • Anatomie animale
  • Zoologie
  • Biologie marine
DEF

Prolongement plus ou moins effilé de la tête chez les animaux marins.

OBS

Chez les crustacés le rostre prolonge le céphalothorax en une fine épine carénée; chez certains cétacés le rostre est formé par une extension des mâchoires.

Spanish

Campo(s) temático(s)
  • Anatomía animal
  • Zoología
  • Biología Marina
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