requirement

Definition

A necessity or prerequisite; something required or obligatory. Its adpositions are generally of in relation to who or what has given it, on in relation to whom or what it is given to, and for in relation to what is required.

Etymology

From require + -ment.

Example Sentences

• "Near-synonyms: necessity, prerequisite, requisite, condition, rule"
• "The requirements of life as we know it include carbon, oxygen, hydrogen, water, and energy."
• "Near-synonym: request"