pertinacity — the quality of being determined to do or achieve something; stubbornness
Part of speech: NOUN
Definition: the quality of being determined to do or achieve something; stubbornness
Pronunciation (IPA): /ˌpɜːrtɪˈnæsɪti/
Example Sentences
- His pertinacity in asking for a raise every week finally annoyed his boss.
- The scientist's pertinacity led to a breakthrough after 20 years of research.
- She showed remarkable pertinacity in learning Korean, studying 10 hours a day.
pertinacity
NOUN[/ˌpɜːrtɪˈnæsɪti/]
the quality of being determined to do or achieve something; stubbornness

With sheer pertinacity, the climber refused to give up just meters from the summit.

Her pertinacity exceeds her capacity, matched by pure tenacity!
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🎤Pronunciation
🌳Etymology
Origin
Derived from Latin pertinax, meaning 'holding fast' or 'stubborn'. The term combines per- (thoroughly) and tenax (holding, grasping), originally denoting the quality of gripping something completely and refusing to let go.
Breakdown
per- (thoroughly, completely) + tenax (holding, grasping) + -ity (noun suffix forming abstract quality), literally 'the quality of holding completely'.
🎵Rhyme
🔗Collocations
📝Examples
“His pertinacity in asking for a raise every week finally annoyed his boss.”
“The scientist's pertinacity led to a breakthrough after 20 years of research.”
“She showed remarkable pertinacity in learning Korean, studying 10 hours a day.”
“The dog's pertinacity in begging for treats was both admirable and exhausting.”
📚Related Words
Synonyms
Antonyms
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