Pronunciation : Per*sist"ence, Per*sist"en*cy Part of Speech : n. Etymology : [See Persistent.] Definition : 1. The quality or state of being persistent; staying or continuing quality; hence, in an unfavorable sense, doggedness; obstinacy.
2. The continuance of an effect after the cause which first gave rise to it is removed; as: (a) (Physics)
Defn: The persistence of motion. (b) (Physiol.) Visual persistence, or persistence of the visual impression; auditory persistence, etc. Source : Webster's Unabridged Dictionary, 1913