Definition of Proxima Centauri in English:

Proxima Centauri

Syllabification: Prox·i·ma Cen·tau·ri
Pronunciation: /ˈpräksəmə ˌsenˈtôrē, -ˈtôrˌī
 
/
Astronomy
A faint red dwarf star associated with the bright binary star Alpha Centauri. It is the closest known star to the solar system (distance 4.24 light years).

Origin

Latin, 'nearest (star) of Centaurus'.

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