pertinacious
[ pur-tn-ey-shuhs ]
/ ˌpɜr tnˈeɪ ʃəs /
adjective
holding tenaciously to a purpose, course of action, or opinion; resolute.
stubborn or obstinate.
extremely or objectionably persistent: a pertinacious salesman from whom I could not escape.
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Origin of pertinacious
First recorded in 1620–30; pertinaci(ty) + -ous
OTHER WORDS FROM pertinacious
per·ti·na·cious·ly, adverbper·ti·na·cious·ness, nounWords nearby pertinacious
perth amboy, perth and kinross, perthes disease, perthite, perthshire, pertinacious, pertinacity, pertinent, perturb, perturbation, perturbation theory
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for pertinacious
British Dictionary definitions for pertinacious
pertinacious
/ (ˌpɜːtɪˈneɪʃəs) /
adjective
doggedly resolute in purpose or belief; unyielding
stubbornly persistent
Derived forms of pertinacious
pertinaciously, adverbpertinacity (ˌpɜːtɪˈnæsɪtɪ) or pertinaciousness, nounWord Origin for pertinacious
C17: from Latin pertināx, from per- (intensive) + tenāx clinging, from tenēre to hold
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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