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or Aqua Lung

[ak-wuh-luhng, ah-kwuh-] /ˈæk wəˌlʌŋ, ˈɑ kwə-/
a brand of underwater breathing apparatus for a swimmer or skin-diver, consisting of a cylinder of compressed air that is strapped to the back, a flexible tube connecting the cylinder with the swimmer's mouth, and an automatic pressure regulator that controls the flow of air into the lungs. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for aqualung
Historical Examples
  • He was suddenly impatient to get going, to put on his aqualung and explore the reef from top to bottom.

    The Wailing Octopus Harold Leland Goodwin
British Dictionary definitions for aqualung


breathing apparatus used by divers, etc, consisting of a mouthpiece attached to air cylinders strapped to the back
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
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Word Origin and History for aqualung

1950, from aqua- + lung. Developed 1943 by Jacques Cousteau and Emile Gagnan.

Online Etymology Dictionary, © 2010 Douglas Harper
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