Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • Halley, Edmund or Edmond 1656-1742. English astronomer who applied Newton's laws of motion to predict correctly the period of a comet (1705).

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. English astronomer who used Newton's laws of motion to predict the period of a comet (1656-1742)

Etymologies

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Examples

  • Such people as Halley, who edited and published (not to mention correcting proofs of) Isaac Newton's Principia, were quite serious about their proposals that the earth is not only hollow but a series of concentric spheres, in Halley's model turning independently on a north-south axis, probably with life inside and some kind of light like the sun itself.

    Inner Earth

  • Gone FishingBoy, I'd love to go off to Halley's Camps up in Halley Country for some fishing.

    December 2002

  • The comet we know as Halley's Comet had been spotted many times before the great English astronomer Edmond Halley (1656-1742), but it was not recognized as a periodic comet until eighteenth century Europe, which is significant.

    The Brussels Journal - The Voice of Conservatism in Europe

  • "This man is my teacher of religion, Makua Hale," she announced, and in Hawaiian style she called his name Halley, by which he was known thereafter, "And this is my teacher of words, Hale Wahine.

    Hawaii

  • I wondered how long it would take chatty Mr Livingston to tell Barry Shummuck of the visit of a man called Halley who wanted to know about a pig disease in horses.

    Whip Hand

  • One of the more famous of the short period class of comets is that known as Halley's Comet, which has a period of about 76 years.

    Aether and Gravitation

  • During the next two years he devoted all his spare time to the study of mathematics and astronomy, and, having obtained possession of Harriot's observations of the celebrated comet of 1607 -- known as Halley's comet -- Bessel, after much diligent application and careful calculation, was enabled to deduce from them an orbit, which he assigned to that remarkable body.

    The Astronomy of Milton's 'Paradise Lost'

  • This was followed in 1607 by a treatise on comets, suggested by the comet appearing that year, known as Halley's comet after its next return.

    Kepler

  • I refer to the nebula 13 M, known as Halley's nebula

    Half-hours with the Telescope Being a Popular Guide to the Use of the Telescope as a Means of Amusement and Instruction.

  • The first comet that has been calculated solely from European observations was that of 1456, known as Halley's comet, from the belief long, but erroneously, entertained that the period when it was first observed by that astronomer was its first and only well-attested appearance.

    COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1

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