ˌsinōˈglässəˌdē, ˌsīn-, -nəˈ-, -lȯs- noun plural
Usage: capitalized
Etymology: New Latin, from Cynoglossus, type genus (from Greek kynoglōssos, a kind of fish, from kyno- cyn- + -glōssos, from glossa tongue) + -idae — more at gloss
: a family of flatfishes comprising the tonguefishes and having small eyes on the left side of the head and the long dorsal and anal fins fused with the caudal fin