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Alpha Orionis

Definition of the noun alpha orionis

What does alpha orionis mean as a name of something?


  1. the second brightest star in Orion
    • lexical domain: Natural Objects - nouns denoting natural objects (not man-made)
    • scientific name: Betelgeuse
    • instance of: supergiant = an extremely bright star of very large diameter and low density
    • member of: Hunter / Orion = a constellation on the equator to the east of Taurus

Printed dictionaries and other books with definitions for Alpha Orionis

Click on a title to look inside that book (if available):

Google previewVan Nostrand’s Scientific Encyclopedia (2013)

by Douglas M. Considine, Glenn D. Considine

Beta Centauri Beta Crucis Betelgeuse (Alpha Orionis) Canopus (Alpha Carinae) ...

Google previewSpace: A Visual Encyclopedia (2010)

by DK

They use Greek letters and the constellation name, so Betelgeuse and Rigel are alpha Orionis and beta Orionis, respectively. Orion fire Hunter Orion is one of the most easily recognizable constellations in both the northern and southern skies.

Google previewFirefly Astronomy Dictionary (2003)

by John Woodruff

Betelgeuse The star Alpha Orionis, and the second-brightest star in ...

Google previewEncyclopedia of Space and Astronomy (2009)

by Joseph A. Angelo

Called Alpha Orionis, or Betelgeuse, the star is a red supergiant—a Sun-like star near the end of its life. The Hubble Space Telescope (HST) picture reveals a huge ultraviolet atmosphere with a mysterious hot spot on the stellar behemoth's ...

Google previewThe Encyclopedia Americana (1905)

A universal reference library comprising the arts and sciences ... commerce, etc., of the world by George Edwin Rines, Frederick Converse Beach

Beta Persei Alpha Scorpii Alpha Bootis Gamma Orionis Alpha Orionis Alpha Argus (Carina;) Alpha Auriga Beta Geminorum Alpha Piscis Australia Individual Mira Ceti Mizar Polaris Pollux Procyon Regulus Rigel Sirius.

Google previewAcademic Press Dictionary of Science and Technology (1992)

by Christopher G. Morris, Academic Press

Alpha Orionis see Betelgeuse. alpha particle Atomic Physics, a positively charged atom, identical with the helium nucleus, consisting of two neutrons and two protons, so double charged; released at a very high speed in the disintegration of ...

Google previewThe New standard encyclopedia (1907)

by William A. Colledge, Nathan Haskell Dole, George Jotham Hagar

or Betelgeux, the star Alpha Orionis, the bright, reddish star in one of the shoulders of Orion.

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Photos about Alpha Orionis

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Small photo of Bright star Betelgeuse or Alpha Orionis in the constellation OrionSmall photo of Bright orange star Betelgeuse or Alpha Orionis with large glare More...

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