tuber1
[too-ber, tyoo-]
- Botany. 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.
- Anatomy. a rounded swelling or protuberance; a tuberosity; a tubercle.
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Origin of tuber1
tuber2
[too-ber, tyoo-]
- a person or thing that forms, installs, or operates with tubes.
- Also called inner-tuber. a person who participates in the sport of tubing.
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Origin of tuber2
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for tuber
Contemporary Examples
I feel like they are the alchemist of the tuber world; they make everything from smooth, soft purees to beautiful crunchy pickles.
Historical Examples
In kitchen-gardens it is planted like the potato, the tuber being cut in pieces.
The Philippine IslandsJohn Foreman
It is found in the tuber of the dahlia, in the dandelion, and some other plants.
Elements of Agricultural ChemistryThomas Anderson
All of these may be grown from seed or by division of the tuber before planting.
The Book of BulbsSamuel Arnott
Sometimes it attacks the potato, eating down the stalk into the tuber.
The Moths of the British Isles, First SeriesRichard South
This skin is produced by the action of the surface cells of the tuber.
Parallel PathsThomas William Rolleston
tuber
- a fleshy underground stem (as in the potato) or root (as in the dahlia) that is an organ of vegetative reproduction and food storage
- anatomy a raised area; swelling
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Word Origin
C17: from Latin tūber hump
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for tuber
n.
"thick underground stem," 1660s, from Latin tuber "lump, bump," perhaps related to tumere "to swell" (see thigh).
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Online Etymology Dictionary, © 2010 Douglas Harper
tuber
(tōō′bər)- A localized rounded projection or swelling; a knob, tuberosity, or eminence.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
tuber
[tōō′bər]
- The thickened part of an underground stem of a plant, such as the potato, bearing buds from which new plant shoots arise. Compare bulb corm rhizome runner.
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The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.