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Indefatigable Definition & Meaning

indefatigable
adjective
  1. showing sustained enthusiastic action with unflagging vitality; "an indefatigable advocate of equal rights"; "a tireless worker"; "unflagging pursuit of excellence"

Usage tips for "indefatigable"

Understanding the precise definition of a word helps you use it with confidence. When using "indefatigable" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for indefatigable to find words that pair well.

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Frequently asked questions

What does indefatigable mean?
showing sustained enthusiastic action with unflagging vitality; "an indefatigable advocate of equal rights"; "a tireless worker"; "unflagging pursuit of excellence"
What part of speech is indefatigable?
Indefatigable is an adjective.

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