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Want to find out what does the word necessary mean? We gathered all the possible definitions of the word necessary on our website. Our definition dictionary is updated all the time with new definitions and is ready to help you.

necessary

Part of speech: Adjective

That can not be otherwise; not to be done without; essential; indispensable; as, food is necessary to life; not to be avoided.

Part of speech: Noun

A thing which can not be done without.

Part of speech: Adverb

Necessarily.

Usage examples "necessary":