necessity

/nəˈsɛsəti/
noun
  1. Something that you must have or that is essential.
    • For many people, a smartphone has become a daily necessity.
    • A warm coat is a necessity in the winter months.
    • Food and clean water are basic necessities for survival.
  2. The state or fact of being required or unavoidable.
    • The necessity of wearing a seatbelt is taught in driving school.
    • There is no necessity to rush; we have plenty of time.
    • Economic necessity forced her to take a second job.
  3. A situation or condition that forces a particular course of action.
    • Out of necessity, they learned to grow their own vegetables.
    • The broken bridge created a necessity for a long detour.
    • Necessity is the mother of invention.
Antonyms
What does "necessity" mean? | whatsthatwordmean | whatsthatwordmean