The meaning of NECESSITY is the quality or state of being necessary. How to use necessity in a sentence.

NECESSITY definition: 1. the need for something: 2. something that you need, especially in order to live: 3. the need…. Learn more.

NECESSITY definition: something necessary or indispensable. See examples of necessity used in a sentence.

1. something necessary or indispensable: food, shelter, and other necessities of life. 2. the fact of being necessary or indispensable; indispensability: the necessity of adequate housing. 3. an imperative …

A necessity is something that you must have in order to live properly or do something.

Nov 21, 2025 · Love and compassion are necessities, not luxuries. Without them humanity cannot survive. After eating a full meal, the human body's necessity for food will compel the person to eat …

Definition of necessity noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

the state or fact of being necessary or inevitable: to face the necessity of testifying in court. an unavoidable need or compulsion to do something: not by choice but by necessity.

Getting plenty of rest is a necessity. Without a car, living close to work is a necessity. All we took with us on our hiking trip were the bare necessities. Further changes to the company will occur of necessity.

There are 19 meanings listed in OED's entry for the noun necessity, eight of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.