Synonyms for horizon

Noun

1. horizon, apparent horizon, visible horizon, sensible horizon, skyline, line

usage: the line at which the sky and Earth appear to meet

2. horizon, view, purview, scope, range, reach, orbit, compass, ambit

usage: the range of interest or activity that can be anticipated; "It is beyond the horizon of present knowledge"

3. horizon, stratum

usage: a specific layer or stratum of soil or subsoil in a vertical cross section of land

4. horizon, celestial horizon, great circle

usage: the great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earth