Definition of "Condition" :
noun: the procedure that is varied in order to estimate a variable's effect by comparison with a control condition
noun: information that should be kept in mind when making a decision
noun: an assumption on which rests the validity or effect of something else
noun: (usually plural) a statement of what is required as part of an agreement
"The contract set out the conditions of the lease."
noun: a mode of being or form of existence of a person or thing
"The human condition."
noun: a state at a particular time
"A condition (or state) of disrepair."
noun: an illness, disease, or other medical problem
"A heart condition."
noun: the state of (good) health (especially in the phrases in condition' or in shape' or out of condition' or out of shape')
verb: apply conditioner to in order to make smooth and shiny
"I condition my hair after washing it."
verb: put into a better state
"He conditions old cars."
verb: specify as a condition or requirement in a contract or agreement; make an express demand or provision in an agreement
verb: develop (a child's or animal's) behavior by instruction and practice; especially to teach self-control
verb: establish a conditioned response