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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

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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 Orion.

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 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 American Heritage Science Dictionary (2005)

by American Heritage Dictionary

Scientific name: Alpha Orionis. See Note at Rigel. Bethe k.'1., . Hans Albrecht Born 1906. German-born American physicist who was instrumental in the development of quantum physics. Bethe also played an important role in the development ...

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 previewScience and Technology Encyclopedia (2000)

by The University of Chicago Press, Leszek Kołakowski

Betelgeuse (Alpha Orionis) Red SUPERGIANT star and the second-brightest in the constellation of Orion. It is a pulsating variable whose diameter fluctuates between ...

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