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galaxy

gal·ax·y

galaxy

 
 
pronunciation:
gae lk si
features:
Word History, Word Explorer
part of speech: noun
inflections: galaxies
definition 1: a system of billions of stars and other matter held relatively close to each other by gravity and separated from other such systems by vast distances.
 
definition 2: (usu. cap.) such a star system that contains Earth; the Milky Way.
definition 3: a group of brilliant, beautiful, or prominent people.
Word History
The word galaxy comes galaktos, an ancient Greek word that means "milk." The Latin word for "milk", lac, also came from this Greek word. The Latin phrase via lactea, or "the Milky Way," is where the name of Earth's galaxy comes from.
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  outer space, space