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Definition of benign

benign

/bɪˈnaɪn/
be · nign
Adverb:benignly
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benign Lexical Profile

benign Game Scores & Validity

• adjective

1

(of a disease, tumor, or medical condition) Not harmful in effect; in particular, not malignant or cancerous.

Example

"The patient was relieved to learn that the biopsy showed the tumor was completely benign."

2

Gentle, kind, and kindly in disposition or manner.

Example

"The retired professor was known across campus for his benign smile and patient demeanor."

3

(of a climate, environment, or influence) Mild, favorable, and having little or no detrimental effect.

Example

"The coastal valley enjoys a benign climate that allows farmers to grow citrus fruits year-round."

Synonyms
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Antonyms
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• Rhymes for benign

• Nearby Words

bengawan solo
benghazi
beni
benign
benignly
benin
beninese

Word Origin & Etymology

Borrowed in Middle English from Old French benigne, from Latin benignus ('kind, generous'), compounded from bene ('well') and the root of gignere ('to beget, produce'), literally meaning 'well-born'.

Cite this Entry

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