[in-di-fat-i-guh-buh l] /ˌɪn dɪˈfæt ɪ gə bəl/
incapable of being tired out; not yielding to fatigue; untiring.
unable to be tired out; unflagging
1580s (implied in indefatigably), from French indefatigable (15c.), from Latin indefatigabilis “that cannot be wearied,” from in- “not” (see in- (1)) + defatigare “to tire out,” from de- “utterly, down, away” + fatigare “to weary” (see fatigue).
- In default of
Through the failure, absence, or lack of, as in In default of a better solution, we’ll have to make do with this one. This term was originally put as for default of, but John Gower had the current wording in Confessio Amantis (1397): “The fish, if it be dry, might in default of water die.” […]
[in-di-fee-zuh-buh l] /ˌɪn dɪˈfi zə bəl/ adjective 1. not ; not to be annulled or made void; not forfeitable. /ˌɪndɪˈfiːzəbəl/ adjective 1. (law) not liable to be annulled or forfeited adj. 1530s (implied in indefeasibly), from in- (1) “not, opposite of” + defeasible (see defeasance).
[in-di-fek-tuh-buh l] /ˌɪn dɪˈfɛk tə bəl/ adjective 1. not defectible; not liable to defect or failure. 2. not liable to fault or imperfection; faultless. /ˌɪndɪˈfɛktɪbəl/ adjective 1. not subject to decay or failure 2. flawless
[in-di-fen-suh-buh l] /ˌɪn dɪˈfɛn sə bəl/ adjective 1. not justifiable; inexcusable: indefensible behavior. 2. incapable of being protected or defended against attack: an indefensible town. 3. incapable of being defended against criticism or denial; untenable: indefensible argument. /ˌɪndɪˈfɛnsəbəl/ adjective 1. not justifiable or excusable 2. capable of being disagreed with; untenable 3. incapable of defence […]