
1) Closest star system 2) Fictional hermaphrodite 3) Third-brightest star
Found on
https://www.crosswordclues.com/clue/alpha-centauri

α Cen A α1 Centauri, GJ 559 A, HR 5459, HD 128620, GCTP 3309.00, LHS 50, SAO 252838, HIP 71683 α Cen B α2 Centauri, GJ 559 B, HR 5460, HD 128621, LHS 51, HIP 71681 α Cen C (= Proxima Cen) Alpha Centauri (α Centauri, α Cen; also known as Rigil Kent t—see Names) or Toliman is the brightest star in the southern constellation of Centaurus a...
Found on
http://en.wikipedia.org/wiki/Alpha_Centauri

triple star, the faintest component of which, Proxima Centauri, is the closest star to the Sun, at about 4.2 light-years` distance. The two brighter ... [1 related articles]
Found on
http://www.britannica.com/eb/a-z/a/52

Alpha Centauri. Image by Claus Madsen/ESO The nearest star system to the Sun. Alpha Centauri lies at a distance of 4.395 light-years (1.349 parsecs) in the constellation Centaurus. Alpha Centauri consists of two reasonably Sun-like stars orbiting closely about each other and possibly a third,...
Found on
http://www.daviddarling.info/encyclopedia/A/AlphaCen.html

The closest bright star to our solar system.
Found on
http://www.solarviews.com/eng/terms.htm

[
n] - brightest star in Centaurus
Found on
http://www.webdictionary.co.uk/definition.php?query=Alpha%20Centauri
Rigil Kent noun brightest star in Centaurus; second nearest star to the sun
Found on
https://www.encyclo.co.uk/local/20974

Brightest star in the constellation Centaurus; see Rigil Kent
Found on
https://www.encyclo.co.uk/local/21221

a triple-star system that is the brightest celestial object in the constellation Centaurus. Also called
Found on
https://www.infoplease.com/dictionary/alpha-centauri
No exact match found.