Dictionary
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.