Main Entry: ob·sti·na·cy

Pronunciation: \ˈäb-stə-nə-sē\

Function: noun

Inflected Form(s): plural ob·sti·na·cies

Date: 14th century

1 a : the quality or state of being obstinate : stubbornness b : the quality or state of being difficult to remedy, relieve, or subdue <the obstinacy of tuberculosis>
2 : an instance of being obstinate