precondition

Word parts

pre- + condition

Noun

Singular precondition

Plural preconditions

1. (countable) A precondition is a condition that needs to be completed before taking a course of action.
2. (medicine) A precondition is a medical illness that exists before an insurance policy takes effect.

Verb

Plain form precondition

Third-person singular preconditions

Past tense preconditioned

Past participle preconditioned

Present participle preconditioning

1. (medicine) (biology) If you precondition something, you condition it in advance.