condition

(kən-dĭshˈən)

1. A mode or state of being: “The Organization Man survives as a modern classic because it captures a permanent part of our social condition” (Robert J. Samuelson). See Synonyms at state.
2. a. A state of health.
   b. A state of readiness or physical fitness.
3. A disease or physical ailment: a heart condition.
4. Social position; rank.
5. One that is indispensable to the appearance or occurrence of another; prerequisite: Compatibility is a condition of a successful marriage.
6. One that restricts or modifies another; a qualification.
7. conditions Existing circumstances: Conditions in the office made concentration impossible.
8. Grammar The dependent clause of a conditional sentence; protasis.
9. Logic A proposition on which another proposition depends; the antecedent of a conditional proposition.
10. Law
    a. A provision making the effect of a legal instrument contingent on the occurrence of an uncertain future event.
    b. The event itself.
11. An unsatisfactory grade given to a student, serving notice that deficiencies can be made up by the completion of additional work.
12. Obsolete Disposition; temperament.

1. To make dependent on a condition or conditions.
2. To stipulate as a condition.
3. To render fit for work or use.
4. To accustom (oneself or another) to; adapt: had to condition herself to long hours of hard work; conditioned the troops to marches at high altitudes.
5. To air-condition.
6. To give the unsatisfactory grade of condition to.
7. Psychology To cause an organism to respond in a specific manner to a conditioned stimulus in the absence of an unconditioned stimulus.
8. To replace moisture or oils in (hair, for example) by use of a therapeutic product.