- having the air bladder closed off from the mouth.
Origin of physoclistous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- (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