tuber

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noun tu·ber \ˈtü-bər, ˈtyü-\

Definition of tuber

  1. 1a :  a short fleshy usually underground stem bearing minute scale leaves each of which bears a bud in its axil and is potentially able to produce a new plant — compare bulb, cormb :  a fleshy root or rhizome resembling a tuber

  2. 2 :  tuberosity

Recent Examples of tuber from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tuber'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of tuber

Latin, swelling, truffle; perhaps akin to Latin tumēre to swell — more at 1thumb


First Known Use: 1668


TUBER Defined for English Language Learners

tuber

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noun

Definition of tuber for English Language Learners

  • : a short, thick, round stem that is a part of certain plants (such as the potato), that grows underground, and that can produce a new plant


TUBER Defined for Kids

tuber

play
noun tu·ber \ˈtü-bər, ˈtyü-\

Definition of tuber for Students

  1. :  a short thick fleshy usually underground stem (as of a potato plant) having buds that can produce new plants


Medical Dictionary

tuber

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noun tu·ber \ˈt(y)ü-bər\

Medical Definition of tuber

  1. :  an anatomical prominence :  tuberosity



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