Necessity - Definition
necessity
n 1: the condition of being essential or indispensable
2: anything indispensable; "food and shelter are necessities of
life"; "the essentials of the good life"; "allow farmers to
buy their requirements under favorable conditions"; "a place
where the requisites of water fuel and fodder can be
obtained" [syn: necessity, essential, requirement,
requisite, necessary] [ant: inessential,
nonessential]