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

  • n. A star that is the basis of the solar system and that sustains life on Earth, being the source of heat and light. It has a mean distance from Earth of about 150 million kilometers (93 million miles) a diameter of approximately 1,390,000 kilometers (864,000 miles) and a mass about 330,000 times that of Earth.
  • n. A star that is the center of a planetary system.
  • n. The radiant energy, especially heat and visible light, emitted by the sun; sunshine.
  • n. A sunlike object, representation, or design.
  • transitive v. To expose to the sun's rays, as for warming, drying, or tanning.
  • intransitive v. To expose oneself or itself to the sun.
  • idiom in the sun In the public eye.
  • idiom under the sun On the earth; in the world.

from the GNU version of the Collaborative International Dictionary of English

  • n. See sunn.
  • n. The luminous orb, the light of which constitutes day, and its absence night; the central body round which the earth and planets revolve, by which they are held in their orbits, and from which they receive light and heat. Its mean distance from the earth is about 92,500,000 miles, and its diameter about 860,000.
  • n. Any heavenly body which forms the center of a system of orbs.
  • n. The direct light or warmth of the sun; sunshine.
  • n. That which resembles the sun, as in splendor or importance; any source of light, warmth, or animation.
  • transitive v. To expose to the sun's rays; to warm or dry in the sun

from The Century Dictionary and Cyclopedia

  • To expose to the sun's rays; warm or dry in the sunshine; insolate: as, to sun cloth.
  • To become warm or dry in the sunshine.
  • n. The central body of the solar system, around which the earth and other planets revolve, retained in their orbits by its attraction, and supplied with energy by its radiance.
  • n. The sunshine; a sunny place; a place where the beams of the sun fall: as, to stand in the sun (that is, to stand where the direct rays of the sun fall).
  • n. Anything eminently splendid or luminous : that which is the chief source of light, honor, glory, or prosperity.
  • n. The luminary or orb which constitutes the center of any system of worlds: as, the fixed stars may be suns in their respective systems.
  • n. A revolution of the earth round the sun; a year.
  • n. The rising of the sun; sunrise; day.
  • n. In heraldry, a bearing representing the sun, usually surrounded by rays.
  • n. In electric lighting, a group of incandescent lamps arranged concentrically under a reflector at, near, or in the ceiling of a room or auditorium.
  • n. See sunn.
  • n. A Japanese measure of length, equal to of a meter, or 1.19 inches.
  • n. An amended spelling of son.

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

  • n. first day of the week; observed as a day of rest and worship by most Christians
  • n. the rays of the sun
  • n. the star that is the source of light and heat for the planets in the solar system
  • n. a person considered as a source of warmth or energy or glory etc
  • n. any star around which a planetary system revolves
  • v. expose to the rays of the sun or affect by exposure to the sun
  • v. expose one's body to the sun


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

Middle English, from Old English sunne.

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Middle English sunne, from Old English sunne, from Proto-Germanic *sunnōn, from heteroclitic inanimate Proto-Indo-European *sh̥₂uén 'sun' (compare Welsh huan, Avestan gen. xᵛə̄ṇg), oblique of *sóh₂wl̥. More at solar.


  • As soon, however, as the vaporised matter is expelled from the nucleus towards the sun, it is met by the centrifugal motion of the electro-magnetic Aether which proceeds _from the sun_, and this pressure of the aetherial waves on the advancing comet acts as a repelling power, literally repelling the vaporised matter from the sun, and thus giving rise to the existence of its tail.

    Aether and Gravitation

  • _There be delights_, _there be recreations and jolly pastimes that will fetch the day about from sun to sun_, _and rock the tedious year as in a delightful dream_.

    Uppingham by the Sea a Narrative of the Year at Borth

  • _Midsummer: _ With us, the time when the sun arrives at his greatest distance from the equator, or about the twenty-first of June, called, also the summer solstice, (from the Latin _sol, the sun_ and _sto, to stop_ or _stand still_,) because when the sun reaches this point he seems to stand still for some time, and then appears to retrace his steps.

    American Woman's Home

  • It is not only cast away from the sun: it is really cast _by the sun_ -- shadow-like, although not of the nature of shadow.

    Chambers's Edinburgh Journal, No. 450 Volume 18, New Series, August 14, 1852

  • In a similar manner (from causes already referred to) the sun produces two tides of much smaller dimensions, and the joint effect of the action of the two luminaries is this, that instead of four separate tides resulting from their separate influence, the _sun merely alters the form of the wave raised by the moon_; or, in other words, the greater of the two waves (which is due to the moon) is modified in its height by the smaller (sun's) wave.

    Scientific American Supplement, No. 620, November 19,1887

  • The mountain sun is so bright that a Mendozan never leaves his house without sunglasses, and sun-loving grapes like Malbec grow better here than anywhere else in the world.

    Laura Catena: From Asado (Barbecue) to Helado (Ice Cream): A Foodie Tour of Mendoza

  • At issue the reliability of common claims such as waterproof, all day, UVA UVB protection, even the term sun block, which the lawsuit says are exaggerated, misleading, and may give consumers a false sense of security.

    CNN Transcript Jun 12, 2006

  • The nucleus of the whole original mass we now see shrunk up into what we call the sun, which is spinning on its axis once every twenty-five days.

    Pioneers of Science

  • Suddenly you look at the clock and realize it's 9: 00 a.m., and the sun is above the treetops, and, in that glaring light, your day is rapidly evaporating.

    The evapo-day

  • LOL only thing thats stinking and rotting in the sun is your white wing wrong side party of gNOp. and the really funny thing is you all think you are going to get control. thats just so LOL.

    Think Progress » Alexander Admits Senate GOP Will Obstruct Fixes To Improve Health Care Bill Simply For Partisan Gain


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  • Friedman Memorial Airport (Hailey, ID).

    October 24, 2008

  • "Even after all this time the sun never says to the earth 'You owe me'. Look what happens with a love like that, it lights the whole sky."

    - Hafiz.

    December 29, 2007