Meaning & use

necessary

adjective·Everyday

Required in order to achieve a particular result or for a situation to be possible.

See it in a sentence

Warm clothing is necessary if you plan to hike the mountain in winter.

The manager said further training was necessary before staff could use the new system.

A note on using this word

'Necessary' takes the preposition 'for' or 'to,' as in 'necessary for success,' not 'necessary of.'

Words with a similar meaning

essentialrequired

Choose a synonym to suit the sentence. Meanings can overlap without being identical.

Words with an opposite meaning

unnecessaryoptional

Make it your own

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