noun ho·ri·zon \hə-ˈrī-zən\

the horizon : the line where the earth or sea seems to meet the sky

: the limit or range of a person's knowledge, understanding, or experience

: the limit of what is possible in a particular field or activity

Full Definition of HORIZON

a :  the apparent junction of earth and sky
b :  the great circle on the celestial sphere formed by the intersection of the celestial sphere with a plane tangent to the earth's surface at an observer's position — see azimuth illustration
c :  range of perception or experience
d :  something that might be attained <new horizons>
a :  the geological deposit of a particular time usually identified by distinctive fossils
b :  any of the reasonably distinct layers of soil or its underlying material in a vertical section of land
c :  a cultural area or level of development indicated by separated groups of artifacts
ho·ri·zon·al \-ˈrī-zən-əl\ adjective

Origin of HORIZON

Middle English orizon, from Late Latin horizont-, horizon, from Greek horizont-, horizōn, from present participle of horizein to bound, define, from horos boundary; perhaps akin to Latin urvum curved part of a plow
First Known Use: 14th century

Other Archaeology Terms

Attic, Byzantine, Paleolithic, cairn, core, flint, neolithic, shard, stratum

Rhymes with HORIZON

HORIZON Defined for Kids


noun ho·ri·zon \hə-ˈrī-zən\

Definition of HORIZON for Kids

:  the line where the earth or sea seems to meet the sky
:  the limit of a person's outlook or experience <Reading broadens our horizons.>
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