lanternfish

or lan·tern fish

[ lan-tern-fish ]
/ ˈlæn tərnˌfɪʃ /

noun, plural (especially collectively) lan·tern·fish, (especially referring to two or more kinds or species) lan·tern·fish·es.

any of several small, deep-sea fishes of the family Myctophidae, having rows of luminous organs along each side, certain species of which migrate to the surface at night.

Origin of lanternfish

First recorded in 1745–55; lantern + fish
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for lantern fish

lantern fish


noun

any small deep-sea teleost fish of the family Myctophidae, having a series of luminescent spots along the body
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012