aquanaut Hear it!

aquanaut definition

☆ aqua·naut (ak′wə nôt′, äk′-)

noun

  1. a person trained to live and work in a watertight underwater chamber in and from which oceanographic experiments can be conducted
  2. a skin diver

Etymology: aqua + (astro)naut

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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