Definitionen
1.NounAn uncontrollable repetition of a particular response, such as a word, phrase, or gesture, despite the absence or cessation of a stimulus, usually caused by a brain injury or other organic disorder.
2.NounThe tendency to continue or repeat an act or activity after the cessation of the original stimulus.
3.NounThe act or an instance of persevering; perseverance.
4.NounAn argument by repetition; a mantra.