Meaning of tuber

tu•ber

Pronunciation: (t'bur, ty'-), [key]
— n.
  1. a fleshy, usually oblong or rounded thickening or outgrowth, as the potato, of a subterranean stem or shoot, bearing minute scalelike leaves with buds or eyes in their axils from which new plants may arise.
  2. a rounded swelling or protuberance; a tuberosity; a tubercle.

tub•er

Pronunciation: (t'bur, ty'-), [key]
— n.
  1. a person or thing that forms, installs, or operates with tubes.
  2. Also calleda person who participates in the sport of tubing.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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