Labyrinthici \Lab`y*rin"thi*ci\, n. pl. [NL. See {Labyrinth}.] (Zool.) An order of teleostean fishes, including the Anabas, or climbing perch, and other allied fishes. [1913 Webster] Note: They have, connected with the gill chamber, a special cavity in which a labyrinthiform membrane is arranged so as to retain water to supply the gills while the fish leaves the water and travels about on land, or even climbs trees. [1913 Webster]