Persistence

Per`sist´ence

n.	1.	The quality or state of being persistent; staying or continuing quality; hence, in an unfavorable sense, doggedness; obstinacy.
	2.	(Physics) The continuance of an effect after the cause which first gave rise to it is removed

Noun	1.	persistence - the property of a continuous and connected period of time Synonyms: continuity
	2.	persistence - persistent determination Synonyms: doggedness, perseverance, persistency, pertinacity, tenaciousness, tenacity
	3.	persistence - the act of persisting or persevering; continuing or repeating behavior; "his perseveration continued to the point where it was no longer appropriate" Synonyms: perseverance, perseveration

1.	(programming)	persistence - A property of a programming language where created objects and variables continue to exist and retain their values between runs of the program.
2.	(hardware)	persistence - The length of time a phosphor dot on the screen of a cathode ray tube will remain illuminated after it has been energised by the electron beam. Long-persistence phosphors reduce flicker, but generate ghost-like images that linger on screen for a fraction of a second.