The Collaborative International Dictionary
Pertinacious \Per`ti*na"cious\, a. [L. pertinax, -acis; per + tenax tenacious. See Per-, and Tenacious.]
Holding or adhering to any opinion, purpose, or design, with obstinacy; perversely persistent; obstinate; as, pertinacious plotters; a pertinacious beggar.
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Resolute; persevering; constant; steady.
Diligence is a steady, constant, and pertinacious study.
--South.Syn: Obstinate; stubborn; inflexible; unyielding; resolute; determined; firm; constant; steady. [1913 Webster] -- Per`ti*na"cious*ly, adv. -- Per`ti*na"cious*ness, n.
Wiktionary
adv. In a stubbornly resolute manner; tenaciously holding one's opinion or course of action.
WordNet
adv. in a dogged and pertinacious manner; "he struggled pertinaciously for the new resolution"
Usage examples of "pertinaciously".
At this moment the nurse, who had been bending so pertinaciously over some work that her eyes were invisible, looked quickly up, cast a furtive glance at Mrs.
Peckover, pertinaciously repeating her question, partly out of curiosity, partly out of the desire to keep him from returning to the dangerous subject of Arthur Carr.
Cap was awed, in spite of his overweening dogmatism, by the earnest simplicity of the Pathfinder, though he did not relish the idea of believing a fact which, for many years, he had pertinaciously insisted could not be true.
He was very careful of his valise and umbrella, bringing them in with his own hands, and resisting, pertinaciously, all offers from the various servants to relieve him of them.
Chloe had pertinaciously insisted that the very bills in which her wages had been paid should be preserved, to show her husband, in memorial of her capability.
He is immediately attacked and worried by the rest, until, either by boldly defending himself or pertinaciously refusing to quit, he eventually obtains a domiciliation, and becomes an acknowledged member of the fraternity.
Nobody contradicted Captain Aubrey, who in any case had gone to sleep leaning against the wheel of the cart with his hat over his face, but they wrangled so pertinaciously among themselves that Babbington invited Stephen to walk round the field to be shown the positions of square leg, long-stop, and mid on.