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[pree-kuh n-dish-uh n] /ˌpri kənˈdɪʃ ən/
something that must come before or is necessary to a subsequent result; condition:
a precondition for a promotion.
verb (used with object)
to subject (a person or thing) to a special treatment in preparation for a subsequent experience, process, test, etc.:
to precondition a surface to receive paint.
Origin of precondition
1910-15; pre- + condition Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for precondition
  • Without that precondition, nothing else would happen.
  • The grants provide the precondition to jump start the manufacturing.
  • Variation is an essential precondition that makes evolution possible, but does not make it happen.
  • Across the country, graft was a precondition of doing business.
  • Moreover, anxiety as a precondition of the maternal experience had not yet been invented.
  • It is a precondition that a physical theory is to begin with logically consistent and then empirically inconsistent.
  • Recognizing this is the precondition for working together.
  • And while their arrogance and greed were certainly a necessary precondition of the crisis, they were not in any way sufficient.
  • The domestic precondition for these new foreign-policy goals must be, of course, putting our economic house in order.
  • The key precondition for this sort of marketplace is the presence of rudimentary secular values.
British Dictionary definitions for precondition


a necessary or required condition; prerequisite
(transitive) (psychol) to present successively two stimuli to (an organism) without reinforcement so that they become associated; if a response is then conditioned to the second stimulus on its own, the same response will be evoked by the first stimulus
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 precondition

1825, from pre- + condition (n.). As a verb from 1841.

Online Etymology Dictionary, © 2010 Douglas Harper
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