This shows grade level based on the word's complexity.
air bladder
Save This Word!
This shows grade level based on the word's complexity.
noun
a vesicle or sac containing air.
Also called gas bladder, swim bladder. Ichthyology. a gas-filled sac located against the roof of the body cavity of most bony fishes, originally functioning only as a lung, now serving in many higher fishes to regulate hydrostatic pressure.
QUIZ
QUIZ YOURSELF ON "WAS" VS. "WERE"!
Were you ready for a quiz on this topic? Well, here it is! See how well you can differentiate between the uses of "was" vs. "were" in this quiz.
Question 1 of 7
âWasâ is used for the indicative past tense of âto be,â and âwereâ is only used for the subjunctive past tense.
Origin of air bladder
First recorded in 1725â35
Words nearby air bladder
air ball, air base, air battery, air bed, air bell, air bladder, air blast, airboard, airboarding, airboat, air-bone gap
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use air bladder in a sentence
British Dictionary definitions for air bladder
air bladder
noun
Also called: swim bladder ichthyol an air-filled sac, lying above the alimentary canal in bony fishes, that regulates buoyancy at different depths by a variation in the pressure of the air
any air-filled sac, such as one of the bladders of seaweeds
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
Scientific definitions for air bladder
air bladder
An air-filled sac in many fish that helps maintain buoyancy or, in some species, helps in respiration, sound production, or hearing. Also called swim bladder
See float.
The American HeritageÂź Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.