( a. )
Holding or adhering to any opinion, purpose, or design, with obstinacy; perversely persistent; obstinate; as, pertinacious plotters; a pertinacious beggar.
( a. )
Holding or adhering to any opinion, purpose, or design, with obstinacy; perversely persistent; obstinate; as, pertinacious plotters; a pertinacious beggar.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012