Meaning of TUBER in English

I. tu·ber ˈt(y)übə(r) noun

( -s )

Etymology: Latin, hump, knob, tumor, truffle, tuber; akin to Greek typhē plant used as stuffing for beds, cattail, Old Norse thūfa mound, Old English thūf tuft, crest, Latin tumēre to swell — more at thumb


a. : a short thickened fleshy stem or terminal portion of a stem or rhizome that is usually formed underground, bears minute scale leaves each with a bud capable under suitable conditions of developing into a new plant, and constitutes the resting stage of various plants (as the potato or the Jerusalem artichoke) — compare bulb , corm , tuberous root

b. : a fleshy root, rhizome, or other plant structure resembling a tuber in appearance

a dahlia tuber

— not used technically

c. tubers plural : a tuberous crop ; specifically : a crop of potatoes

soon be time to harvest tubers


[New Latin, from Latin]

: the type genus of Tuberaceae comprising fungi whose fruiting bodies are typical truffles

3. : an anatomical prominence : tuberosity , tubercle , protuberance

II. tub·er noun

( -s )

Etymology: tube (I) + -er

: one that makes or works with tubes: as

a. : a worker who installs or fits tubes or tubing (as in a boiler assembly)

b. : an operator of a machine who forms material (as rubber or plastic) into a continuous strip or tube ; also : such a machine

a tuber that coats wire with insulation

c. : copper IV

d. : a textile worker who rewinds cloth from large rolls into smaller rolls to inspect it and cut out imperfections — called also winder

e. : a worker who makes round belting from strips of leather

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.