DictionarynecessityEssential requirement
noun

necessity

nuh-SESS-uh-tee/nəˈsesəti/

The condition of being required or unavoidable.

The necessity of food and water guides the traveler's packing.

A traveler selects essential water and simple food from several travel objects, showing a necessity rather than luxury; clear practical need, no survival advice.
Etymology

“Not” plus “withdraw” gives the original image of “no backing away.” A necessity is something from which there is no evasion: circumstances make it required, rather than optional.

In context

Maybe Whispered 18:53
… quiet by necessity to quiet by choice.
She Whispered, "I Have Nowhere Left to Go"… And I Said, "Then Stay With Me."

More examples

  • We question the necessity of another meeting.
  • She works two jobs out of necessity.
  • The shelter provides basic necessities like food and clothing.

Forms

necessity · necessities

necessary adjective — Needed or required in a situation.

necessarily adverb — As an unavoidable result or consequence.

Similar words

need
Need emphasizes a requirement, without always implying something unavoidable.
requirement
Requirement often refers to a condition imposed by rules.
inevitability
Inevitability stresses that something cannot be prevented or avoided.