Proxima Centauri

[ prok-suh-muh ]
/ ˈprɒk sə mə /


the nearest star to the sun at a distance of 4.3 light-years, part of the Alpha Centauri triple-star system located in the constellation Centaurus.

Origin of Proxima Centauri

< New Latin: nearest (star) of Centaurus Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Scientific definitions for proxima centauri

Proxima Centauri
[ prŏksə-mə sĕn-tôrē ]

See under Alpha Centauri.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.