persistence

persistence or persistency (pəˈsɪstəns)

—n
1.	the quality of persisting; tenacity
2.	the act of persisting; continued effort or existence
3.	the continuance of an effect after the cause of it has stopped: persistence of vision

persistency or persistency

—n

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline

Word Origin & History

persistence

1540s, from Fr. persistance, from L. persistentem (see persist). Often spelled persistance 16c.

Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage

Medical Dictionary

persistence per·sist·ence (pər-sĭs'təns, -zĭs'-)
n.

Continuance of an effect after the cause is removed.
Continuance of a part or an organ, rather than having it disappear in an early stage of development.

FOLDOC

Computing Dictionary

persistence definition

1. A property of a programming language where created objects and variables continue to exist and retain their values between runs of the program.
2. 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.
(1994-11-09)

Example sentences

But even critics say the persistence of a smell does not invalidate the

technology.

His persistence was fueled by a desperate sense that he was suited for only an

academic career.

Its uncanny persistence on the sea's surface, defying the choppiness, is a good

omen.

Yet the persistence of this pain reflects perhaps the biggest disappointment of

the euro's first ten years.

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Matching Quote

"Persistence can grind an iron beam down into a needle."

-unknown author