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Triangulum

American  
[trahy-ang-gyuh-luhm] / traɪˈæŋ gjə ləm /

noun

Astronomy.
  • Trianguli
    genitive
  1. the Triangle, a northern constellation between Pisces and Perseus.


Triangulum British  
/ traɪˈæŋɡjʊləm /

noun

  1. 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

Etymology

Origin of Triangulum

Borrowed into English from New Latin around 1545–55


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Only a few spirals—such as the Andromeda and Triangulum Galaxies and M81—all of which are now known to be our close neighbors, turned out to be approaching us.

From Textbooks ● Oct. 13, 2016

Dr. Edwin Hubble of Mount Wilson Observatory for measurement of the distance to two remote spiral nebulae in Andromeda and Triangulum.

From Time Magazine Archive

Faced with incomprehensible distances, intimidating mathematics and names like Triangulum Australe, the temptation is to do one's stargazing on the Tonight show.

From Time Magazine Archive

One would say that if the terrific coil in Triangulum has all but destroyed itself in its fury, this one on the contrary has just begun its self-demolition.

From Curiosities of the Sky by Garrett Putman Serviss

Closer to your own system are the two Magellanic Clouds, so called, something else which you table NGC 6822, and finally the Triangulum Galaxy.

From Voyage To Eternity by Stephen Marlowe

Latitude by a Trianguli Australis 17 degrees 11 minutes 1 second. 14th August.

From Journals of Australian Explorations by Augustus Charles Gregory

Location.—A line drawn from the star γ Pegasi to Algol in Perseus passes through β Trianguli.

From A Field Book of the Stars by William Tyler Olcott

A line drawn from γ Andromedae through β Trianguli points out α Arietis.

From A Field Book of the Stars by William Tyler Olcott

Latitude by a Trianguli Australis 16 degrees 34 minutes 44 seconds.

From Journals of Australian Explorations by Augustus Charles Gregory

Recorded as red and green by Sir John Herschel and South; but yellow and orange by Sestini. ι Trianguli.

From Astronomical Curiosities Facts and Fallacies by J. Ellard Gore

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