tracheid: Meaning and Definition of

tra•che•id

Pronunciation: (trā'kē-id), [key]
— n. Bot.
  1. an elongated, tapering xylem cell having lignified, pitted, intact walls, adapted for conduction and support. Cf. vessel (def. 5).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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