Procyon

Procyon

[proh-see-on]
noun Astronomy.
a first-magnitude star in the constellation Canis Minor.

Origin:
1650–60; < Latin < Greek Prokýōn name of a star, equivalent to pro- pro-2 + kýōn dog (see hound); so called because it rises just before Sirius, the Dog Star

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To procyon
Collins
World English Dictionary
Procyon (ˈprəʊsɪən)
 
n
the brightest star in the constellation Canis Minor, a binary with a very faint companion. Visual magnitude: 0.34; spectral type: F5IV; distance: 114 light years
 
[C17: via Latin from Greek Prokuōn literally: before the Dog, from pro-² + kuōn dog; so named because it rises just before Sirius, the Dog Star]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

Procyon
bright winter star in constellation Canis Minoris, 1658, from L. from Gk. prokyon, from pro "before" + kyon "dog" (see canine); so called from its rising just before the "Dog Star," Sirius.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Science Dictionary
Procyon   (prō'sē-ŏn')  Pronunciation Key 
A very bright binary star in the constellation Canis Minor, with an apparent magnitude of 0.34. Scientific name: Alpha Canis Minoris.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature