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horizon
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As a noun, horizon means the visible horizontal line (in all directions) where the sky appears to meet the earth in the distance.
Meanings of horizon
10 meaningsnoun
The visible horizontal line (in all directions) where the sky appears to meet the earth in the distance.
“A tall building was visible on the horizon.”
figurativelyThe range or limit of one's knowledge, experience or interest; a boundary or threshold.
“Some students take a gap year after finishing high school to broaden their horizons.”
“With clinical researchers hard at work, a new treatment is on the horizon.”
The range or limit of any dimension in which one exists.
geologyA specific layer of soil, or stratum
archaeologymainlyUSA cultural sub-period or level within a more encompassing time period.
Any level line or surface.
chessThe point at which a computer chess algorithm stops searching for further moves.
A specific layer or stratum of soil or subsoil in a vertical cross section of landlocation
The great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earthlocation
Similar: celestial horizon
Meanings from Wiktionary (CC BY-SA 4.0) and Open English WordNet (CC BY 4.0).