[kuh n-dish-uh n]


verb (used with object)

verb (used without object)

to make conditions.


    on/upon condition that, with the promise or provision that; provided that; if: She accepted the position on condition that there would be opportunity for advancement.

Origin of condition

1275–1325; Middle English condicioun < Anglo-French; Old French < Latin condiciōn- (stem of condiciō) agreement, equivalent to con- con- + dic- say (see dictate) + -iōn- -ion; spelling with t by influence of Late Latin or Medieval Latin forms; compare French condition
Related formscon·di·tion·a·ble, adjectiveun·con·di·tion, verb (used with object)

Synonyms for condition

1. See state. 8. requirement, proviso. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for on condition that



a particular state of being or existence; situation with respect to circumstancesthe human condition
something that limits or restricts something else; a qualificationyou may enter only under certain conditions
(plural) external or existing circumstancesconditions were right for a takeover
state of health or physical fitness, esp good health (esp in the phrases in condition, out of condition)
an ailment or physical disabilitya heart condition
something indispensable to the existence of something elseyour happiness is a condition of mine
something required as part of an agreement or pact; termsthe conditions of the lease are set out
  1. a declaration or provision in a will, contract, etc, that makes some right or liability contingent upon the happening of some event
  2. the event itself
logic a statement whose truth is either required for the truth of a given statement (a necessary condition) or sufficient to guarantee the truth of the given statement (a sufficient condition)See sufficient (def. 2), necessary (def. 3e)
maths logic a presupposition, esp a restriction on the domain of quantification, indispensable to the proof of a theorem and stated as part of it
statistics short for experimental condition
rank, status, or position in life
on condition that or upon condition that (conjunction) provided that

verb (mainly tr)

  1. to alter the response of (a person or animal) to a particular stimulus or situation
  2. to establish a conditioned response in (a person or animal)
to put into a fit condition or state
to improve the condition of (one's hair) by use of special cosmetics
to accustom or inure
to subject to a condition
(intr) archaic to make conditions

Word Origin for condition

C14: from Latin conditiō, from condīcere to discuss, agree together, from con- together + dīcere to say
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

Word Origin and History for on condition that



early 14c., condicioun, from Old French condicion "stipulation, state, behavior, social status" (12c., Modern French condition), from Latin condicionem (nominative condicio) "agreement, situation," from condicere "to speak with, talk together," from com- "together" (see com-) + dicere "to speak" (see diction). Evolution of meaning through "stipulation, condition," to "situation, mode of being."



late 15c., "to make conditions," from condition (n.). Meaning "to bring to a desired condition" is from 1844. Related: Conditioned; conditioning.

Online Etymology Dictionary, © 2010 Douglas Harper

on condition that in Medicine




A disease or physical ailment.
A state of health or physical fitness.


To cause an organism to respond in a specific manner to a conditioned stimulus in the absence of an unconditioned stimulus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Idioms and Phrases with on condition that

on condition that

Provided that, with the restriction that, as in She said she'd help with the costumes on condition that she would get ten free tickets to the play. The use of the noun condition in the sense of “stipulation” dates from the late 1300s, and the precise phrase from the early 1500s.


see in condition; mint condition; on condition that; out of condition.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.