Obdurate may refer to: , a O-class destroyer of the Royal Navy , an Admiralty M-class destroyer that was in operation from 1916 to 1921 Obdurate Ltd., publisher of music magazine Zero Tolerance
See also Refractory Obdurate, 2014 album by American rock band Wovenhand Obturation (verb form: obturate), necessary blockage or fitment of a firearm's barrel by a deformed soft projectile