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triggerfish definition

trigger·fish (trig′ər fis̸h′)

noun pl. triggerfish -·fish′, triggerfishes -·fish′es

any of various brightly colored tropical fishes (family Balistidae) of the same order (Tetraodontiformes) as puffers, having a prominent first dorsal fin with two or three spines

Etymology: because depression of the second spine of the fin causes the first to snap down

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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