indefatigable en · ADJ
Pronunciation
- (Australia) audio
- /ˌɪn.dɪ.fəˈti.ɡə.bəl/ (proscribed, sometimes)
- /ˌɪn.dɪˈfæt.ɪ.ɡə.bəl/ (Received-Pronunciation)
- /ˌɪn.də-/ (proscribed, sometimes)
- [ˌɪn.dəˈfæɾ.ɪ.ɡə.bəl] (Australia, General-American)
- /ˌɪn.dəˈfæt.ɪ.ɡə.bəl/ (Australia, General-American)
- (Northern-California) audio
Etymology
From Middle French, from Latin indēfatīgābilis (“untiring”), from in- (“not”) + dēfatīgō (“to tire out”).
Meanings
-
Extremely persistent and untiring.
He was respected by all who knew him for his integrity and indefatigable attention to public business.
1816 June – 1817 April/May (date written), [Mary Shelley], chapter I, in Frankenstein; or, The Modern Prometheus. […], volume I, London: […] [Macdonald and Son] for Lackington, Hughes, Harding, Mavor, & Jones, published 1 January 1818, →OCLC, page 39:All night long the Martians were hammering and stirring, sleepless, indefatigable, at work upon the machines they were making ready, and ever and again a puff of greenish-white smoke whirled up to the starlit sky.
1895–1897, H[erbert] G[eorge] Wells, “Friday Night”, in The War of the Worlds, London: William Heinemann, published 1898, →OCLC, book I (The Coming of the Martians), pages 54–55:[...] But he was at the ſame Time an excellent Scholar, and moſt indefatigable in teaching the two Lads.
1749, Henry Fielding, “Containing Two Letters in Very Different Stiles”, in The History of Tom Jones, a Foundling, volume VI, London: A[ndrew] Millar, […], →OCLC, book XVIII, page 196:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| most indefatigable | Degree=Sup | lexicographic | |
| more indefatigable | Degree=Cmp | lexicographic |
Antonyms
Deriveds
indefatigability · Indefatigable · indefatigableness · indefatigably
Relateds
Synonyms
untiring · tireless · unwearying · relentless · unsinkable · inexhaustible · unflagging
Translations (41)
cmn 不倦 (extremely persistent and untiring) · ga dochloíte (extremely persistent and untiring) · ar لَا يَتْعَبُ (extremely persistent and untiring) · hu kitartó (extremely persistent and untiring) · uk неосла́бний (extremely persistent and untiring) · fi uupumaton (extremely persistent and untiring) · fi väsymätön (extremely persistent and untiring) · ru неутоми́мый (extremely persistent and untiring) · sv outtröttlig (extremely persistent and untiring) · de unermüdlich (extremely persistent and untiring) · da utrættelig (extremely persistent and untiring) · el ακούραστος (extremely persistent and untiring) · pt infatigável (extremely persistent and untiring) · be нясто́мны (extremely persistent and untiring) · txb ekwalatte (extremely persistent and untiring) · ru упо́рный (extremely persistent and untiring) · es incansable (extremely persistent and untiring) · ga dosháraithe (extremely persistent and untiring) · grc ἄτρυτος (extremely persistent and untiring) · mk неуморен (extremely persistent and untiring) · cy di-flino (extremely persistent and untiring) · nl onvermoeibaar (extremely persistent and untiring) · nl onvermoeid (extremely persistent and untiring) · hu fáradhatatlan (extremely persistent and untiring) · no utrøttelig (extremely persistent and untiring) · grc ἀκάματος (extremely persistent and untiring) · hy չհոգնող (extremely persistent and untiring) · gd do-shàrachaidh (extremely persistent and untiring) · mk безуморен (extremely persistent and untiring) · it infaticabile (extremely persistent and untiring) · cs neúnavný (extremely persistent and untiring) · uk невто́мний (extremely persistent and untiring) · ga dothuirsithe (extremely persistent and untiring) · bg неуморен (extremely persistent and untiring) · ga dothraochta (extremely persistent and untiring) · he לא מתעיף (extremely persistent and untiring) · mi pikoni (extremely persistent and untiring) · es infatigable (extremely persistent and untiring) · fr infatigable (extremely persistent and untiring) · hy անխոնջ (extremely persistent and untiring) · ru неуста́нный (extremely persistent and untiring)