Word For The Day, Monday, 6/29/15 ; In order that we might all raise the level of discourse and expand our language abilities, here is the daily post of "Word for the Day". obdurate, adj. 1. unmoved by persuasion, pity, or tender feelings; stubborn; unyielding. 2. stubbornly resistant to moral influence; persistently impenitent: an obdurate sinner Etymology: 1400-1450 1400-50; late Middle English obdurat < Latin obdÅ«rÄtus (past participle of obdÅ«rÄre to harden), equivalent to ob- ob- + dÅ«r (us) hard + -Ätus -ate1 Rules: Everyone must leave a post using the Word for the Day in a sentence. The sentence...