sea hare

noun

Definition of sea hare

:any of various large opisthobranch mollusks (especially genus Aplysia) that have an arched back and two anterior tentacles and have the shell much reduced or missing

First Known Use of sea hare

1593


Learn More about sea hare


Seen and Heard

What made you want to look up sea hare? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

agreeable, attractive, or delicious

Get Word of the Day daily email!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!