Try Our Apps


Avoid these words. Seriously.


[sig-nuh s] /ˈsɪg nəs/
noun, genitive Cygni
[sig-nahy] /ˈsɪg naɪ/ (Show IPA).
the Swan, a northern constellation southwest of Draco, containing the bright star Deneb.
Origin of Cygnus
< Latin: swan; see cygnet Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
Examples from the Web for cygni
Historical Examples
  • Stellar parallax was first securely detected in 1838, by Bessel, for 61 cygni.

    Pioneers of Science Oliver Lodge
  • The two nearest fixed stars are Alpha Centauri and 61 cygni.

    Man's Place in the Universe Alfred R. Wallace
  • Latitude by observation a cygni 14 degrees 51 minutes 37 seconds.

  • One star, known as 61 cygni, was then and is now rushing along at the rate of 100 miles every second.

    Pioneers of Science Oliver Lodge
  • Alpha Centauri, then, is four and one-third light-years distant, and 61 cygni seven and one-fifth light-years away.

    Astronomy David Todd
  • Such a star is the faint, sixth-magnitude star, 61 cygni, one of the nearest of all the stars.

    Astronomy for Young Folks Isabel Martin Lewis
  • The student should note especially the strange gap between α, γ, and ε cygni.

    A Field Book of the Stars William Tyler Olcott
  • To the class of nearby, feebly-shining dwarf stars 61 cygni belongs.

    Astronomy for Young Folks Isabel Martin Lewis
  • Here χ is probably 17 cygni, χ being the famous variable near it.

    Astronomical Curiosities J. Ellard Gore
  • Again, with reference to χ cygni, he says, “The stars here also are remarkably uniform in size.”

    Astronomical Curiosities J. Ellard Gore
British Dictionary definitions for cygni


noun (Latin genitive) Cygni (ˈsɪɡnaɪ)
a constellation in the N hemisphere lying between Pegasus and Draco in the Milky Way. The constellation contains the Cygnus Loop supernova remnant, the intense radio galaxy Cygnus A, and the intense galactic X-ray source Cygnus X–1, which is probably a black hole
Word Origin
Latin: swan; see cygnet
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
Cite This Source
cygni in Science
A constellation in the Northern Hemisphere near Cepheus and Lyra. Cygnus (the Swan, or the Northern Cross) contains the bright star Deneb.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Nearby words for cygni

Word Value for cygni

Scrabble Words With Friends