aqualung(redirected from aqualungs)
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breathing apparatus used by divers, etc., consisting of a mouthpiece attached to air cylinders strapped to the back
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
A self-contained underwater breathing apparatus (scuba) of the demand or open-circuit type developed by J.Y. Cousteau.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.