PERTINACIOUS


Meaning of PERTINACIOUS in English

[ ˌpə:tɪ'neɪʃəs ]

■ adjective formal stubborn; persistent.

Derivatives

~ly adverb

~ness noun

pertinacity noun

Origin

C17: from L. pertinax , pertinac- 'holding fast' + -ous .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.