Meaning of aquanaut

aq•ua•naut

Pronunciation: (ak'wu-nôt", -not", ä'kwu-), [key]
— n.
  1. an undersea explorer, esp. one who skin-dives from or lives for an extended period of time in a submerged dwelling.
  2. a skin-diver.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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