arrowworm Hear it!

arrowworm definition

arrow·worm (-wʉrm′)

noun

any of a phylum (Chaetognatha) of small, wormlike marine animals with an arrow-shaped, finned, almost completely transparent body: they feed on plankton

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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