The Collaborative International Dictionary
Muraenoid
Muraenoid \Mu*r[ae]"noid\, Murenoid \Mu*re"noid\, a. [NL. Mur[ae]na, the generic name + -oid.] (Zo["o]l.) Like or pertaining to the genus Mur[ae]na, or family Mur[ae]nid[ae].
Wiktionary
muraenoid
a. (context zoology English) Like or relating to the moray eels (genus (taxlink Muraena genus noshow=1)) or others in family Muraenidae.