condition(noun)

state or circumstances in which a person or thing is

The house is not in good condition; He is in no condition to leave hospital; under ideal conditions; living conditions; variable conditions.

condition(verb)

to affect or control

behaviour conditioned by circumstances.

condition(noun)

something that must happen or be done before some other thing happens or is done; a term or requirement in an agreement

It was a condition of his going that he should pay his own expenses; That is one of the conditions in the agreement.

condition(verb)

to put into the required state

The footballers trained hard in order to condition themselves for the match.