Meaning & use

mutation

noun·Academic

A permanent change in an organism's genetic material that can be passed on to offspring.

See it in a sentence

A random mutation gave the beetle population a slightly darker shell color.

Scientists traced the disease to a single mutation in one gene.

A note on using this word

In biology, mutation is a neutral term; it does not necessarily mean harmful, though it is often used loosely for negative changes.

Words with a similar meaning

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

Another way to use it

2. noun

A significant and unexpected change in the form or nature of something.

The startup is really a mutation of an old idea in retail delivery.

Make it your own

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