mysid

[mahy-sid]

noun

any member of the malacostracan order Mysidacea, the opossum shrimps, especially of the genus Mysis.

adjective

of or relating to such shrimps.

Origin of mysid

1940–45; < New Latin Mysidae a family of the order, equivalent to Mys(is) the type genus (< Greek mýsis shutting (mý(ein) to shut (the mouth, eyes, or other openings) + -sis -sis)) + -idae -id²