tubercle Hear it!

tubercle definition

tu·ber·cle (to̵̅o̅′bər kəl, tyo̵̅o̅′-)

noun

any small, rounded projection or process; specif.,
  1. Bot. any of the wartlike growths on the roots of some plants
  2. Anat. a knoblike elevation, as on a bone
  3. Med. any abnormal hard nodule or swelling; specif., the typical nodular lesion of tuberculosis

Etymology: L tuberculum, dim. of tuber: see tuber

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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