Deneb

[den-eb]

noun

Astronomy.

1. a first-magnitude star in the constellation Cygnus.

Deneb

/ ˈdɛnɛb /

noun

1. the brightest star in the constellation Cygnus and one of the brightest but remotest stars in the night sky. Visual magnitude: 1.25; spectral type: A2I

Deneb

1. A white supergiant star. It is the brightest star in the constellation Cygnus, with an apparent magnitude of 1.26. Deneb, along with Vega and Altair, form the Summer Triangle asterism. Scientific name: Alpha Cygnus.

2. See Note at Rigel

Word History and Origins

Origin of Deneb¹

First recorded in 1865–70, Deneb is from the Arabic word dhanab a tail

Word History and Origins

Origin of Deneb¹

C19: from Arabic dhanab a tail

Example Sentences

It all begins with the Summer Triangle, external, a bright three-cornered pattern of stars, called Vega, Deneb, and Altair.

From BBC

Deneb gave everyone their assignments on slips of paper.

From Literature

Deneb is to its upper left, and Vega is higher up than both of them.

From Scientific American

Deneb said he lives in his vehicle and works as an artist near the spot where Hurtado plays harmonica.

From Los Angeles Times

The triangle consists of three bright stars from three separate constellations — Deneb in the constellation Cygnus the Swan, Vega in the constellation Lyra the Harp, and Altair in the constellation Aquila the Eagle.

From Seattle Times