Definition of pertinacious in English:

pertinacious

Line breaks: per¦tin|acious
Pronunciation: /ˌpəːtɪˈneɪʃəs
 
/

adjective

formal
Holding firmly to an opinion or a course of action: he worked with a pertinacious resistance to interruptions
More example sentences
  • Well, I shall now offer a balanced view based on the facts before me: I find your attempts quite perspicacious and pertinacious, and wish you well accordingly.
  • His enquiries were pertinacious.
  • He knew she was only so pertinacious out of her love for him.
Synonyms

Origin

early 17th century: from Latin pertinax, pertinac- 'holding fast' + -ous.

Derivatives

pertinaciously

adverb
More example sentences
  • I remember that for years I pertinaciously read comic strips, unable to see what Americans saw in them.
  • The Spanish Scholastics remain profoundly admired by Catholics as the great intellects they were - unthinkable if they had pertinaciously taught perverse error.

pertinaciousness

noun

pertinacity

Pronunciation: /-ˈnasɪti/
noun
More example sentences
  • In both instances, it's a good advertisement for pertinacity.
  • This was returned to Buckingham Palace in 1947, largely through the pertinacity of Queen Mary.
  • If, in the face of these facts, somebody still insists that the boundaries of the Sikh religion are blurred, it is sheer pertinacity.

Definition of pertinacious in:

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Word of the day retroflex
Pronunciation: ˈrɛtrə(ʊ)flɛks
adjective
turned backwards