myopsid
/mʌɪˈɒpsɪd/Zoology
adjective
Designating or relating to those cephalopod molluscs in which the anterior chamber of the eye is closed to the exterior by a transparent corneal membrane; specifically of or belonging to the suborder Myopsida of cephalopods so characterized, now restricted to certain squid, but formerly also including cuttlefishes.
noun
A myopsid cephalopod; specifically a squid of the suborder Myopsida.
Origin
1920s; earliest use found in Proceedings of the Royal Society of London. From scientific Latin Myopsida, originally †Myopsidae, suborder name from ancient Greek μύειν to shut the eyes + ὄψις sight, eye, iris + scientific Latin -idae.