Dictionary.com

Triangulum

[ trahy-ang-gyuh-luhm ]
/ traɪˈæŋ gyə ləm /

noun, genitive Tri·an·gu·li [trahy-ang-gyuh-lahy]. /traɪˈæŋ gyəˌlaɪ/. Astronomy.

the Triangle, a northern constellation between Pisces and Perseus.

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Origin of Triangulum

Borrowed into English from New Latin around 1545–55

Words nearby Triangulum

triangular muscle, triangular trade, triangulate, triangulation, triangulation station, Triangulum, Triangulum Australe, triannual, triapsidal, triarchy, triaryl
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for Triangulum

  • The Andromeda Nebula is apparently less advanced toward transformation into stellar bodies than is that in Triangulum.

    Curiosities of the Sky|Garrett Serviss

  • Triangulum and Aries are two rather inconspicuous constellations that lie on, or close to, the meridian at this time.

    Astronomy for Young Folks|Isabel Martin Lewis

  • Triangulum is a very ancient constellation, being formerly named Deltoton, from the Greek letter Delta Δ.

    A Field Book of the Stars|William Tyler Olcott

British Dictionary definitions for Triangulum

Triangulum
/ (traɪˈæŋɡjʊləm) /

noun Latin genitive Trianguli (traɪˈæŋɡjʊˌlaɪ)

a small triangular constellation in the N hemisphere, close to Perseus and Aries
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012