opisthobranch
[ uh-pis-thuh-brangk ]
/ əˈpɪs θəˌbræŋk /
noun
any gastropod mollusk of the order Opisthobranchia, as the sea slugs, sea butterflies, and sea hares, characterized by a vestigial or absent mantle and shell and two pairs of tentacles.
adjective
of or relating to the opisthobranches.
Also
o·pis·tho·bran·chi·ate
[uh-pis-thuh-brang-kee-it, -eyt] /əˌpɪs θəˈbræŋ ki ɪt, -ˌeɪt/.
Words nearby opisthobranch
opioid epidemic,
opiomelanocortin,
opisthenar,
opisthion,
opistho-,
opisthobranch,
opisthodomos,
opisthognathous,
opisthograph,
opisthorchiasis,
opisthorchis
Example sentences from the Web for opisthobranch
C, Diblastula of an Opisthobranch (Polycera) with elongated blastopore oi.
British Dictionary definitions for opisthobranch
opisthobranch
/ (əˈpɪsθəˌbræŋk) /
noun
any marine gastropod of the class Opisthobranchia (or Opisthobranchiata), in which the shell is reduced or absent: includes the pteropods, sea hares, and nudibranchs
Word Origin for opisthobranch
via New Latin from Greek
opisthen behind +
-branch