Main Entry: in·flex·i·ble

Pronunciation: \(ˌ)in-ˈflek-sə-bəl\

Function: adjective

Etymology: Middle English, from Latin inflexibilis, from in- + flexibilis flexible

Date: 14th century

1 : rigidly firm in will or purpose : unyielding
2 : not readily bent : lacking or deficient in suppleness
3 : incapable of change : unalterable

— in·flex·i·bil·i·ty \-ˌflek-sə-ˈbi-lə-tē\ noun

— in·flex·i·ble·ness \-ˈflek-sə-bəl-nəs\ noun

— in·flex·i·bly \-blē\ adverb

synonyms inflexible, obdurate, adamant mean unwilling to alter a predetermined course or purpose. inflexible implies rigid adherence or even slavish conformity to principle <inflexible in their demands>. obdurate stresses hardness of heart and insensitivity to appeals for mercy or the influence of divine grace <obdurate in his refusal to grant clemency>. adamant implies utter immovability in the face of all temptation or entreaty <adamant that the work should continue>.

synonyms see in addition stiff