Dictionary

obstinate

adjective ob·sti·nate \ˈäb-stə-nət\

: refusing to change your behavior or your ideas

: difficult to deal with, remove, etc.

Full Definition of OBSTINATE

1
:  perversely adhering to an opinion, purpose, or course in spite of reason, arguments, or persuasion <obstinate resistance to change>
2
:  not easily subdued, remedied, or removed <obstinate fever>
ob·sti·nate·ly adverb
ob·sti·nate·ness noun

Examples of OBSTINATE

  1. his obstinate refusal to obey
  2. My parents remain as obstinate as ever.
  3. More than 30 cities had sued the gun industry for the costs of violence on their streets. Cuomo had brashly stepped into the legal swamp, hoping he could be the guy to force concessions from an obstinate industry. —Matt Bai, Newsweek, 5 Feb. 2001

Origin of OBSTINATE

Middle English, from Anglo-French obstinat, Latin obstinatus, past participle of obstinare to be resolved, from ob- in the way + -stinare (akin to stare to stand)
First Known Use: 14th century

Synonym Discussion of OBSTINATE

obstinate, dogged, stubborn, pertinacious, mulish mean fixed and unyielding in course or purpose. obstinate implies usually an unreasonable persistence <an obstinate proponent of conspiracy theories>. dogged suggests an admirable often tenacious and unwavering persistence <pursued the story with dogged perseverance>. stubborn implies sturdiness in resisting change which may or may not be admirable <a person too stubborn to admit error>. pertinacious suggests an annoying or irksome persistence <a pertinacious salesclerk refusing to take no for an answer>. mulish implies a thoroughly unreasonable obstinacy <a mulish determination to have his own way>.

obstinate

adjective ob·sti·nate \ˈäb-stə-nət\   (Medical Dictionary)

Medical Definition of OBSTINATE

1
:  adhering to an opinion, purpose, or course in spite of reason, arguments, or persuasion
2
:  not easily subdued, remedied, or removed <obstinate fever>

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