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]

The Collaborative International Dictionary of English. 2000.


Look at other dictionaries:

  • pertinacious — I adjective adamant, adhering to a purpose, assidous, bent, bullheaded, certain, continuing, decided, determined, diligent, dogged, earnest, enduring, exhibiting purpose, faithful, firm, hard to get rid of, headstrong, holding to a purpose,… …   Law dictionary

  • pertinacious — 1620s, from L. pertinaci , stem of pertinax (see PERTINACITY (Cf. pertinacity)). Related: Pertinaciously …   Etymology dictionary

  • pertinacious — *obstinate, stubborn, dogged, mulish, stiff necked, pigheaded, bullheaded Analogous words: tenacious, tough, stout, sturdy, *strong: persistent, persevering (see corresponding verbs at PERSEVERE): resolute, steadfast, staunch (see FAITHFUL):… …   New Dictionary of Synonyms

  • pertinacious — ► ADJECTIVE formal ▪ stubborn; persistent. DERIVATIVES pertinaciously adverb pertinacity noun. ORIGIN from Latin pertinax holding fast …   English terms dictionary

  • pertinacious — [pʉrt΄ n ā′shəs] adj. [< L pertinax (gen. pertinacis), firm < per , intens. + tenax, holding fast < tenere, to hold: see THIN] 1. holding firmly to some purpose, belief, or action, often stubbornly or obstinately 2. hard to get rid of;… …   English World dictionary

  • pertinacious — pertinaciously, adv. pertinaciousness, n. /perr tn ay sheuhs/, adj. 1. holding tenaciously to a purpose, course of action, or opinion; resolute. 2. stubborn or obstinate. 3. extremely or objectionably persistent: a pertinacious salesman from whom …   Universalium

  • pertinacious — [[t]pɜ͟ː(r)tɪne͟ɪʃəs[/t]] ADJ GRADED Someone who is pertinacious continues trying to do something difficult rather than giving up quickly. [FORMAL] Syn: persistent, tenacious …   English dictionary

  • pertinacious — adjective, formal they were quite pertinacious in their demands Syn: determined, tenacious, persistent, persevering, purposeful, resolute, dogged, indefatigable, insistent, single minded, unrelenting, relentless, tireless, unshakable; stubborn …   Thesaurus of popular words

  • pertinacious — /pɜtəˈneɪʃəs / (say pertuh nayshuhs) adjective 1. holding tenaciously to a purpose, course of action, or opinion. 2. extremely persistent: pertinacious efforts. {Latin pertinācia stubbornness + ous} –pertinaciously, adverb –pertinaciousness, noun …   Australian English dictionary

  • pertinacious — adjective Etymology: Latin pertinac , pertinax, from per thoroughly + tenac , tenax tenacious, from tenēre Date: 1626 1. a. adhering resolutely to an opinion, purpose, or design b. perversely persistent 2. stubbornly unyielding or tenacious… …   New Collegiate Dictionary

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