[fahy-suh-klis-tuh s]

adjective Ichthyology.

having the air bladder closed off from the mouth.

Compare physostomous.

Origin of physoclistous

1885–90; < New Latin Physoclist(i) genus name (< Greek phȳso- physo- + kleistoí, plural of kleistós shut, verbid of kleíein to shut) + -ous Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for physoclistous



(of fishes) having an air bladder that is not connected to the alimentary canalCompare physostomous

Word Origin for physoclistous

C19: from Greek phusa bladder + -clistous, from kleistos closed
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