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Related to pertinaciously: provincially, pertinacity, divisively


1. Holding tenaciously or stubbornly to a purpose, opinion, or course of action: a pertinacious heretic; pertinacious defiance.
2. Extremely persistent or unyielding: pertinacious researchers.

[From Latin pertināx, pertināc- : per-, per- + tenāx, tenacious (from tenēre, to hold; see ten- in Indo-European roots).]

per′ti·na′cious·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adv.1.pertinaciously - in a dogged and pertinacious manner; "he struggled pertinaciously for the new resolution"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


[ˌpɜːtɪˈneɪʃəslɪ] ADVcon pertinacia
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


[ˌpɜːtɪˈneɪʃəslɪ] advcon ostinazione, con pertinacia
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
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References in classic literature ?
Your excellency!" he kept repeating pertinaciously while he shook Pierre by the shoulder without looking at him, having apparently lost hope of getting him to wake up.
But she pertinaciously refused to make any response.
Boarham, it is on my own account I principally object; so let us - drop the subject,' I would have said, 'for it is worse than useless to pursue it any further,' but he pertinaciously interrupted me with, - 'But why so?
The first arrivals wore long cloaks, in whose drapery they were carefully enveloped; one of them, shorter than the rest, remained pertinaciously in the background.
They did not appear to attract the observation of the crowd around them, but I must candidly confess that for my, own part, I stared at them most pertinaciously.
A boy would have suited him quite well, but he put self aside altogether and was pertinaciously solicitous that Mary should be given her fancy.
Thomas Mugridge, so strangely and pertinaciously clinging to life, was soon limping about again and performing his double duties of cook and cabin-boy.
It was something even more intense than despair that I then observed upon the countenance of the singular being whom I had watched so pertinaciously. Yet he did not hesitate in his career, but, with a mad energy, retraced his steps at once, to the heart of the mighty London.
The words, "Fred is a good fellow, but not at all the man I fancied you would ever like," and Laurie's face when he uttered them, kept returning to her as pertinaciously as her own did when she said in look, if not in words, "I shall marry for money." It troubled her to remember that now, she wished she could take it back, it sounded so unwomanly.
WHILE Miss Linton moped about the park and garden, always silent, and almost always in tears; and her brother shut himself up among books that he never opened - wearying, I guessed, with a continual vague expectation that Catherine, repenting her conduct, would come of her own accord to ask pardon, and seek a reconciliation - and SHE fasted pertinaciously, under the idea, probably, that at every meal Edgar was ready to choke for her absence, and pride alone held him from running to cast himself at her feet; I went about my household duties, convinced that the Grange had but one sensible soul in its walls, and that lodged in my body.
A hard-headed, square-shouldered, pertinaciously self-willed man--it was plainly useless to contend with him.
I can't find it, and this one is pretty well chewed up," said Tom, bereaving Snip of the torn kid, to which he still pertinaciously clung.