From WordNet (r) 2.0 (August 2003) [wn]:
diver
n 1: someone who works underwater [syn: frogman, {underwater
diver}]
2: someone who dives (into water) [syn: plunger]
3: large somewhat primitive fish-eating diving bird of the
northern hemisphere having webbed feet placed far back;
related to the grebes [syn: loon]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Diver \Div"er\, n.
1. One who, or that which, dives.
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Divers and fishers for pearls. --Woodward.
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2. Fig.: One who goes deeply into a subject, study, or
business. "A diver into causes." --Sir H. Wotton.
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3. (Zool.) Any bird of certain genera, as Urinator
(formerly Colymbus), or the allied genus Colymbus, or
Podiceps, remarkable for their agility in diving.
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Note: The northern diver (Urinator imber) is the loon; the
black diver or velvet scoter (Oidemia fusca) is a sea
duck. See Loon, and Scoter.
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