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Meaning of HORIZON

Pronunciation:  hu'rIzun

WordNet Dictionary
  1. [n]  the range of interest or activity that can be anticipated; "It is beyond the horizon of present knowledge"
  2. [n]  the line at which the sky and Earth appear to meet
  3. [n]  the great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earth
  4. [n]  a specific layer or stratum of soil or subsoil in a vertical cross section of land

HORIZON is a 7 letter word that starts with H.


 Synonyms: apparent horizon, celestial horizon, purview, sensible horizon, skyline, view, visible horizon
 See Also: ambit, compass, geological horizon, great circle, line, linear perspective, orbit, perspective, profile, range, reach, scope, soil horizon, stratum



Webster's 1913 Dictionary
\Ho*ri"zon\, n. [F., fr. L. horizon, fr. Gr. ? (sc. ?)
the bounding line, horizon, fr. ? to bound, fr. ? boundary,
1. The circle which bounds that part of the earth's surface
   visible to a spectator from a given point; the apparent
   junction of the earth and sky.

         And when the morning sun shall raise his car Above
         the border of this horizon.           --Shak.

         All the horizon round Invested with bright rays.

2. (Astron.)
   (a) A plane passing through the eye of the spectator and
       at right angles to the vertical at a given place; a
       plane tangent to the earth's surface at that place;
       called distinctively the sensible horizon.
   (b) A plane parallel to the sensible horizon of a place,
       and passing through the earth's center; -- called also
       {rational or celestial horizon}.
   (c) (Naut.) The unbroken line separating sky and water, as
       seen by an eye at a given elevation, no land being

3. (Geol.) The epoch or time during which a deposit was made.

         The strata all over the earth, which were formed at
         the same time, are said to belong to the same
         geological horizon.                   --Le Conte.

4. (Painting) The chief horizontal line in a picture of any
   sort, which determines in the picture the height of the
   eye of the spectator; in an extended landscape, the
   representation of the natural horizon corresponds with
   this line.

{Apparent horizon}. See under {Apparent}.

{Artificial horizon}, a level mirror, as the surface of
   mercury in a shallow vessel, or a plane reflector adjusted
   to the true level artificially; -- used chiefly with the
   sextant for observing the double altitude of a celestial

{Celestial horizon}. (Astron.) See def. 2, above.

{Dip of the horizon} (Astron.), the vertical angle between
   the sensible horizon and a line to the visible horizon,
   the latter always being below the former.

{Rational horizon}, and {Sensible horizon}. (Astron.) See
   def. 2, above.

{Visible horizon}. See definitions 1 and 2, above.

Dream Dictionary
 Definition: Seeing the horizon in your dream, symbolizes a new beginning or a somber conclusion. The horizon represents your goals and future plans. You are in a continual state of growth, rebirth, and regeneration.
 Definition: (1) a discrete regional cultural period or level of cultural development marked by some easily recognizable criterion or trait. (2) in soil-science terminology, a natural developmental zone in a soil profile such as the "A-horizon".
Thesaurus Terms
 Related Terms: azimuth, background, clear sight, color vision, command, compass, cone vision, day vision, daylight vision, discernment, domination, eye, eye-mindedness, eyereach, eyeshot, eyesight, false horizon, farsight, farsightedness, field of view, field of vision, keen sight, ken, limit of vision, limits, line of sight, naked eye, night vision, offing, outlook, outlook over, perception, peripheral field, peripheral vision, perspective, perspicacity, perspicuity, photopia, power of sight, prospect, purview, quick sight, range, reach, remote distance, rod vision, scan, scope, scope of vision, scotopia, sea line, seeing, sense of sight, sensible horizon, sight, sightedness, sightliness, skyline, survey, sweep, the distance, twilight vision, unobstructed vision, vanishing point, view, visible horizon, vision, vista, visual acuity, visual field, visual sense