definitions

Proxima Centauri

[ prok-suh-muh ]
/ ˈprɒk sə mə /

noun

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.

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Origin of Proxima Centauri

< New Latin: nearest (star) of Centaurus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science definitions for proxima centauri

Proxima Centauri

[ prŏk′sə-mə sĕn-tôr′ē ]

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