Add-on - definition, pronunciation

Amer.   American pronunciation of the word add-on
Brit.  |ˈadɒn|  British pronunciation of the word add-on

noun

- a software module that extends or enhances the capabilities of an existing application (syn: plug-in)
- a component that is added to something to improve it (syn: addition, improver)
- a supplementary component that improves capability (syn: accessory, appurtenance, supplement)

Examples

We bought legal protection as an add-on to our home insurance policy.

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