Search Result for "pertinacious": 
Wordnet 3.0

ADJECTIVE (1)

1. stubbornly unyielding;
- Example: "dogged persistence"
- Example: "dour determination"
- Example: "the most vocal and pertinacious of all the critics"
- Example: "a mind not gifted to discover truth but tenacious to hold it"- T.S.Eliot
- Example: "men tenacious of opinion"
[syn: dogged, dour, persistent, pertinacious, tenacious, unyielding]

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3 definitions retrieved:

The Collaborative International Dictionary of English v.0.48:

Pertinacious \Per`ti*na"cious\, a. [L. pertinax, -acis; per + tenax tenacious. See Per-, and Tenacious.] 1. Holding or adhering to any opinion, purpose, or design, with obstinacy; perversely persistent; obstinate; as, pertinacious plotters; a pertinacious beggar. [1913 Webster] 2. Resolute; persevering; constant; steady. [1913 Webster] Diligence is a steady, constant, and pertinacious study. --South. [1913 Webster] Syn: Obstinate; stubborn; inflexible; unyielding; resolute; determined; firm; constant; steady. [1913 Webster] -- Per`ti*na"cious*ly, adv. -- Per`ti*na"cious*ness, n. [1913 Webster]
WordNet (r) 3.0 (2006):

pertinacious adj 1: stubbornly unyielding; "dogged persistence"; "dour determination"; "the most vocal and pertinacious of all the critics"; "a mind not gifted to discover truth but tenacious to hold it"- T.S.Eliot; "men tenacious of opinion" [syn: dogged, dour, persistent, pertinacious, tenacious, unyielding]
Moby Thesaurus II by Grady Ward, 1.0:

127 Moby Thesaurus words for "pertinacious": assiduous, balking, balky, bigoted, bulldogged, bulldoggish, bulletheaded, bullheaded, case-hardened, clamant, clamorous, constant, continuing, crying, demanding, diligent, dogged, dogmatic, draining, enduring, exacting, exigent, exorbitant, extortionate, faithful, fanatic, fixed, game, gamy, grasping, gritty, gutsy, gutty, hardheaded, headstrong, immutable, importunate, inalterable, indefatigable, indomitable, industrious, insistent, instant, intolerant, invincible, lasting, loud, loyal, mettlesome, mulish, nervy, never-tiring, obstinate, opinionated, overzealous, patient, patient as Job, permanent, perseverant, persevering, persistent, persisting, perverse, pigheaded, plodding, plucky, plugging, preoccupied, pressing, rapt, red-blooded, refractory, relentless, resolute, restive, sedulous, self-willed, set, single-minded, sleepless, slogging, spirited, spiritful, spunky, stable, steadfast, steady, stiff-necked, strong-willed, strongheaded, stubborn, sulky, sullen, taxing, tenacious, tireless, tough, unabating, unconquerable, uncooperative, undaunted, undiscouraged, undrooping, unfailing, unfaltering, unflagging, unflinching, unintermitting, uninterrupted, unnodding, unregenerate, unrelaxing, unrelenting, unremitting, unshakable, unsleeping, unswerving, untiring, unwavering, unwearied, unwearying, unwinking, unyielding, urgent, utterly attentive, weariless, willful