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labyrinth fish

noun
  1. any of several freshwater fishes of the order Labyrinthi, found in southeastern Asia and Africa, having a labyrinthine structure above each gill chamber enabling them to breathe air while out of water.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for labyrinth fish

labyrinth fish

noun
  1. any tropical freshwater spiny-finned fish of the family Anabantidae of SE Asia and Africa, having a lunglike respiratory organSee also anabantid
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