Necessary

Definition

Necessary is an adjective and noun. As an adjective, it refers to something required to be done, achieved, or present; essential. As a noun, it can mean a basic requirement or necessity (archaic or formal use).

Parts of Speech

• Adjective
• Noun

Pronunciation

American English

• IPA Pronunciation: /ˈnɛs.əˌsɛr.i/, /ˈnɛs.əˌsɛr.i/
• Respelling: NES-uh-ser-ee

British English

• IPA Pronunciation: /ˈnɛs.ɪ.sə.ri/
• Respelling: NES-ih-suh-ree

Etymology

The word "necessary" originates from the Latin "necessarius," meaning "unavoidable" or "indispensable," derived from "necessitas," which means "necessity" or "compulsion." It entered Middle English through Old French in the 14th century.

Derivatives

• Necessity (noun)
• Necessitate (verb)
• Necessarian (noun, rare)
• Necessitous (adjective)
• Unnecessary (adjective)

Synonyms

• Essential
• Indispensable
• Mandatory

Antonyms

• Optional
• Unnecessary
• Nonessential

Usage

The term "necessary" is widely used in formal and informal contexts to indicate essential or required actions, items, or conditions. For example, "It is necessary to complete the form before proceeding" (adjective) or "Food and water are life's basic necessaries" (noun).

Related Terms

• Requirement: A condition that is essential or necessary.
• Obligation: A duty or commitment that is necessary.
• Essential: Something absolutely necessary or indispensable.

Detailed Definitions

Adjective

• Required to be done or present: Indicates that something is essential or mandatory.
  • Example: "A password is necessary to access the account."
• Unavoidable or inevitable: Describes an action or condition that cannot be avoided.
  • Example: "Conflict was a necessary outcome of their differing views."

Noun

• A basic requirement or necessity: Refers to an essential item or condition.
  • Example: "The necessaries of life include food, shelter, and clothing."