pertinacious

[ pur-tn-ey-shuhs ]
See synonyms for: pertinaciouspertinaciouslypertinaciousness on Thesaurus.com

adjective
  1. holding tenaciously to a purpose, course of action, or opinion; resolute.

  2. stubborn or obstinate.

  1. extremely or objectionably persistent: a pertinacious salesman from whom I could not escape.

Origin of pertinacious

1
First recorded in 1620–30; pertinaci(ty) + -ous

Other words for pertinacious

Other words from pertinacious

  • per·ti·na·cious·ly, adverb
  • per·ti·na·cious·ness, noun

Words Nearby pertinacious

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How to use pertinacious in a sentence

British Dictionary definitions for pertinacious

pertinacious

/ (ˌpɜːtɪˈneɪʃəs) /


adjective
  1. doggedly resolute in purpose or belief; unyielding

  2. stubbornly persistent

Origin of pertinacious

1
C17: from Latin pertināx, from per- (intensive) + tenāx clinging, from tenēre to hold

Derived forms of pertinacious

  • pertinaciously, adverb
  • pertinacity (ˌpɜːtɪˈnæsɪtɪ) or pertinaciousness, noun

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