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Definition of tuberous

tuberous

/ˈtuːbərəs/
tu · ber · ous
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tuberous Lexical Profile

tuberous Game Scores & Validity

• adjective

1

Of a plant or root: bearing, consisting of, or resembling a tuber; having thick, fleshy, rounded underground stems or roots.

Example

"Sweet potatoes and dahlias grow from thick, tuberous roots that store nutrients over the winter."

2

In medicine and anatomy: characterized by or covered with rounded swellings, nodules, or benign tumors.

Example

"The patient underwent genetic testing to confirm a diagnosis of tuberous sclerosis."

Synonyms
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Antonyms
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• Rhymes for tuberous

• Nearby Words

tubercular
tuberculosis
tuberose
tuberous
tuberous begonia
tubeshoulder
tubesnout

Word Origin & Etymology

Borrowed in the mid-17th century from French tubéreux or directly from Latin tuberosus ('full of lumps or swellings'), from tuber ('hump, swelling, or truffle').

Cite this Entry

Wordmom. (2026). Definition of Tuberous. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/tuberous
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