from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A constellation in the polar region of the southern sky near Apus and Norma.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A winter constellation of the southern sky, which has three bright stars that form a triangle. It lies north of the constellation Apus, between Ara and Circinus.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a small bright constellation in the polar region of the southern hemisphere near Circinus and Apus
New Latin : Latin triangulum, triangle + Latin austrālis, southern.(American Heritage® Dictionary of the English Language, Fourth Edition)
Named by Dutch explorers Pieter Dirkszoon Keyser and Frederick de Houtman between 1595 and 1597. From Latin triangulum, a "triangle" + australe, "southern". (Wiktionary)
The gas tails are located in the southern hemisphere near a constellation called Triangulum Australe, in a giant cluster of galaxies called Abell 3627.
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