Meaning of COMET in English

COMET

n. a hazy object usu. with a nucleus of ice and dust surrounded by gas and with a tail pointing away from the sun, moving about the sun in an eccentric orbit.

Derivatives:

cometary adj.

Etymology: ME f. OF comete f. L cometa f. Gk kometes long-haired (star)

Oxford English vocab.      Оксфордский английский словарь.