at right angles to the vertical; parallel to level ground.
flat or level: a horizontal position.
being in a prone or supine position; recumbent: His bad back has kept him horizontal for a week.
near, on, or parallel to the horizon.
of or relating to the horizon.
Horizontal plane - Wikipedia
In geometry, physics, astronomy, geography, and related sciences, a plane is
said to be horizontal at a given point if it is perpendicular to the gradient of the ... More »
horizontal | Define horizontal at Dictionary.com
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Horizontal definition, at right angles to the vertical; parallel to level ground. See
The usage of the inter-related terms horizontal and vertical varies with context.
There are ... When the curvature of the earth is taken into account, the concepts of
vertical and horizontal take on...
Define horizontal: positioned from side to side rather than up and down : parallel
to the ground — horizontal in a sentence.
Horizontal. Horizontal. Going side-to-side, like the horizon. Parallel to the horizon
. (Up-down is called vertical). See: Vertical ...
Define horizontal. horizontal synonyms, horizontal pronunciation, horizontal
translation, English dictionary definition of horizontal. adj. 1. Of, relating to, or
When you sleep (unless you're a horse), your body is horizontal: horizontal things
are parallel to the ground or running in the same direction as the horizon.
Definition of 'horizontal' and comparison to its cousn 'vertical'