Transcription
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- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
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- [in-di-fat-i-guh-buh l]
- /ˌɪn dɪˈfæt ɪ gə bəl/
- /ˌɪn.dɪˈfæt.ɪ.ɡə.bl̩/
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- US Pronunciation
- US IPA
-
- [in-di-fat-i-guh-buh l]
- /ˌɪn dɪˈfæt ɪ gə bəl/
Definitions of indefatigable word
- adjective indefatigable incapable of being tired out; not yielding to fatigue; untiring. 1
- noun indefatigable (of a person or their efforts) Persisting tirelessly. 1
- adjective indefatigable tireless 1
- adjective indefatigable You use indefatigable to describe someone who never gets tired of doing something. 0
- adjective indefatigable unable to be tired out; unflagging 0
- adjective indefatigable that cannot be tired out; not yielding to fatigue; untiring 0
Information block about the term
Origin of indefatigable
First appearance:
before 1580 One of the 35% oldest English words
1580-90; < Latin indēfatīgābilis untiring, equivalent to in- in-3 + dēfatīgā(re) to tire out (see de-, fatigue) + -bilis -ble
Historical Comparancy
Parts of speech for Indefatigable
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
indefatigable popularity
A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 59% of English native speakers know the meaning and use word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.
indefatigable usage trend in Literature
This diagram is provided by Google Ngram ViewerSynonyms for indefatigable
adj indefatigable
- unwavering — to sway to and fro; flutter: Foliage wavers in the breeze.
- dogged — doggoned; damned; confounded: Well, I'll be dogged!
- diligent — constant in effort to accomplish something; attentive and persistent in doing anything: a diligent student.
- inexhaustible — not exhaustible; incapable of being depleted: an inexhaustible supply.
- unflagging — tireless
adjective indefatigable
- untiring — tireless, indefatigable
- unrelenting — not relenting; not yielding or swerving in determination or resolution, as of or from opinions, convictions, ambitions, ideals, etc.; inflexible: an unrelenting opponent of the Equal Rights Amendment.
- remorseless — without remorse; merciless; pitiless; relentless.
- inexorable — unyielding; unalterable: inexorable truth; inexorable justice.
- energetic — Showing or involving great activity or vitality.
Antonyms for indefatigable
adj indefatigable
- indifferent — without interest or concern; not caring; apathetic: his indifferent attitude toward the suffering of others.
- idle — not working or active; unemployed; doing nothing: idle workers.
- inactive — not active: an inactive volcano.
- lazy — averse or disinclined to work, activity, or exertion; indolent.
- lethargic — of, relating to, or affected with lethargy; drowsy; sluggish; apathetic.
adjective indefatigable
- half-hearted — having or showing little enthusiasm: a halfhearted attempt to work.
- changing — not remaining the same; transient
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See also
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