genus Chaenopsis ge·nusc·hae·nopsis uncommon noun 1. a genus of fish of the family Clinidae including pikeblennies SynonymsChaenopsisgenus Chaenopsis Related words Broader terms fish genus Parts Clinidae Part of pikeblennybluethroat pikeblenny WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.