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Word of the Day
Wednesday, October 25, 2000

Definitions for pertinacious

  1. Holding or adhering obstinately to any opinion, purpose, or design.
  2. Stubbornly or perversely persistent.

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Citations for pertinacious
When he made up his little [mind] to have or to do anything, all the king's horses and all the king's men could not change that pertinacious little mind. Louisa May Alcott, Good Wives
We were presently attacked by tens of thousands of the most bloodthirsty, pertinacious, and huge mosquitoes that I ever saw or read of. H. Rider Haggard, She
Origin of pertinacious
Pertinacious is from Latin pertinax, "having a firm hold, obstinate," from per-, "thoroughly" + tenax, "holding fast, tenacious," from tenere, "to hold."