unicorn：释义

A fabled creature symbolic of virginity and usually represented as a horse with a single straight spiraled horn projecting from its forehead.

Heraldry A representation of this beast, having a horse's body, a stag's legs, a lion's tail, and a straight spiraled horn growing from its forehead, especially employed as a supporter for the Royal Arms of Great Britain or of Scotland.

Astronomy The constellation Monoceros.