pertinacious
per·ti·na·cious
adjective
1.
- “dogged persistence”
- “dour determination”
- “the most vocal and pertinacious of all the critics”
- “a mind not gifted to discover truth but tenacious to hold it” T.S.Eliot
- “men tenacious of opinion”
Origin
From pertinace + -ious, from Old French pertinace, from Latin pertinax, from per- (“very”) + tenax (“tenacious”).
Related words
Word family
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.