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Word of the Day Sunday, March 28, 2027

indefatigable

/ɪndɪˈfætɪɡəbəl/ adjective · British & US
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What does indefatigable mean?

adjective

Not easily tired or fatigued; having boundless energy and enthusiasm.

Example

"She was an indefatigable researcher, pouring over documents for hours on end."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for indefatigable

Antonyms of indefatigable

Rhymes with indefatigable

Etymologically related