scuba

[ skoo-buh ]
/ ˈsku bə /

noun

a portable breathing device for free-swimming divers, consisting of a mouthpiece joined by hoses to one or two tanks of compressed air that are strapped on the back.

verb (used without object), scu·baed, scu·ba·ing.

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Origin of scuba

1950–55; s(elf)-c(ontained) u(nderwater) b(reathing) a(pparatus)

Words nearby scuba

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for scuba

scuba
/ (ˈskjuːbə) /

noun

  1. an apparatus used in skindiving, consisting of a cylinder or cylinders containing compressed air attached to a breathing apparatus
  2. (as modifier)scuba diving

Word Origin for scuba

C20: from the initials of self-contained underwater breathing apparatus
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