physostomous: Meaning and Definition of

phy•sos•to•mous

Pronunciation: (fī-sos'tu-mus), [key]
— adj. Ichthyol.
  1. having the mouth and air bladder connected by an air duct. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.