noun
Triangulum Australe; the Southern Triangle
A small southern constellation; its name means 'Southern Triangle' in Latin.
南三角座は、南半球で見られる小さな星座です。
Triangulum Australe is a small constellation visible in the Southern Hemisphere.
Triangulum (the Northern Triangle), a different constellation.
From 南 (みなみ, 'south') + 三角座 (さんかくざ, 'Triangulum'), literally 'Southern Triangle'.