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pinpoint

[pin-point] /ˈpɪnˌpɔɪnt/
noun
1.
the point of a pin.
2.
a trifle; pinhead.
3.
a tiny spot or sharp point.
verb (used with object)
4.
to locate or describe exactly or precisely:
to pinpoint the problem.
adjective
5.
exact; precise:
pinpoint accuracy.
Origin of pinpoint
1840-1850
1840-50; pin + point
Synonyms
3. spot, localize, identify, define.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for pinpoint
Contemporary Examples
Historical Examples
  • It showed a fragile, pearly ring, almost diaphanous, hanging tilted against spatial blackness and pinpoint stars.

    The Planet Strappers Raymond Zinke Gallun
  • Not many hours before, it had been only a dust mote, a pinpoint of light in the void.

    Sugar Plum Reginald Bretnor
  • It loomed ponderous, dully gleaming in the faint light of a crescent moon and pinpoint stars.

    The Last Evolution John Wood Campbell
  • She looked like a fairy god-mother, a pinpoint of fury in the eye.

    Rose MacLeod Alice Brown
  • The dark shadow of an arm flapped, the radiance swirled, broke again into pinpoint sparks.

    Star Hunter Andre Alice Norton
British Dictionary definitions for pinpoint

pinpoint

/ˈpɪnˌpɔɪnt/
verb (transitive)
1.
to locate or identify exactly: to pinpoint a problem, to pinpoint a place on a map
noun
2.
an insignificant or trifling thing
3.
the point of a pin
4.
(modifier) exact: a pinpoint aim
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for pinpoint
n.

also pin-point, "point of a pin," 1849, from pin (n.) + point (n.). Taken into aeronautics in sense "place identified from the air," hence verb meaning "locate precisely" (1917), which originally was aviators' slang. Related: Pinpointed; pinpointing. As an adjective, "performed with precisional accuracy," 1944, originally of aerial bombing.

Online Etymology Dictionary, © 2010 Douglas Harper
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