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Meaning of endostyle

en•do•style

Pronunciation: (en'du-stīl"), [key]
— n. Anat.
  1. a ciliated groove or pair of grooves in the pharynx of various lower chordates, as tunicates, cephalochordates, and larval cyclostomes, serving to accumulate food particles and pass them along the digestive tract.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.