Meaning & use

Inactivated

adjective·Everyday

Last updated

Made inactive or rendered nonfunctional, especially a virus or enzyme treated so it can no longer cause disease or react.

See it in a sentence

The vaccine uses an inactivated form of the virus that cannot replicate.

Her account was inactivated after months of no activity.

A note on using this word

Frequently used in immunology to describe vaccines made from killed pathogens, as opposed to 'attenuated' live vaccines.

Words with a similar meaning

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Words with an opposite meaning

activated

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