(psychology) Uncontrollable repetition of a particular response, such as a word, phrase, or gesture, despite the absence or cessation of a stimulus, usually caused by brain injury or other organic disorder.

plural of perseveration

One who perseverates.

present participle of perseverate

simple past tense and past participle of perseverate

Exhibiting perseveration; persisting, continuing.

Third-person singular simple present indicative form of perseverate

Alternative spelling of perseverant

Enduring; persistent, resistant.

(instransitive, chiefly psychology) To persist in doing something; to continue to repeat an action after the original stimulus has ended.