Altair Definition

ăl-tīr, -târ, ăltīr, -târ
A very bright, variable double star in the constellation Aquila, approximately 15.7 light years from Earth. Altair is one of the stars that make up the Summer Triangle.
American Heritage
The brightest star in the constellation Aquila: magnitude, 0.76
Webster's New World

Origin of Altair

  • Arabic (an-nasr) aṭ-ṭā’ir the flying (eagle) al- the ṭā’ir flying active participle of ṭāra to fly ṭyr in Semitic roots

    From American Heritage Dictionary of the English Language, 5th Edition

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