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''pertinacity'' ▫ᴱᴺ|Definition|1st|20260313192153-00-⌔

pertinacity - Wiktionary, the free dictionary

English

Noun

pertinacity (usually uncountable, plural pertinacities)

  • The state or characteristic of being pertinacious.
    • With my aversion to this cat, however, its partiality for myself seemed to increase. It followed my footsteps with a pertinacity which it would be difficult to make the reader comprehend.1
    • Again and again, however, and half a dozen other agains, with the inexorable pertinacity of a child intent upon some object important to itself, did he renew his efforts for admittance.2

Etymology

From Middle French pertinacité, from Old French pertinace (“obstinate, stubborn”).

Pronunciation

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Printed 2026-06-28.

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Footnotes

  1. 1846, Edgar Allen Poe, The Black Cat

  2. 1851 April 9, Nathaniel Hawthorne, The House of the Seven Gables, a Romance, Boston, Mass.: Ticknor, Reed, and Fields, →OCLC:

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