Triangulum

[ trahy-ang-gyuh-luhm ]

noun

, Astronomy.

, genitive Tri·an·gu·li [trahy-, ang, -gy, uh, -lahy].

1. the Triangle, a northern constellation between Pisces and Perseus.

Triangulum

/ traɪˈæŋɡjʊləm /

noun

1. a small triangular constellation in the N hemisphere, close to Perseus and Aries

Word History and Origins

Origin of Triangulum¹

Borrowed into English from New Latin around 1545–55

Example Sentences

Joining us is the Andromeda galaxy, a slightly larger twin of the Milky Way, about 2.5 million light years distant, and, slightly farther away, a smaller spiral in the Triangulum constellation called M33.

From New York Times

The Triangulum Galaxy — also known as Messier 33 or NGC 598 — is part of the "Local Group," meaning it is part of the same group of galaxies that the Milky Way belongs to.

From Fox News

In this case the asterism is made up of stars from the constellations Libra, Virgo, Centaurus, and Triangulum Australe.

From National Geographic

They used computer simulations to model an entire Milky Way–like galaxy and its neighbors, the Andromeda and Triangulum galaxies.

From Science Magazine

By then, the smaller Triangulum galaxy may have already collided with either of its two larger neighbors.

From Science Magazine