horizontal

hor-i-zon-tal · adjective

imported

Definitions

adjective

  1. 1.

    Parallel to the plane of the horizon; at right angles to the vertical.

  2. 2.

    Of or relating to the horizon.

  3. 3.

    (noun) A horizontal line, plane, or position.

Related words

Antonyms: perpendicular, vertical
See also: flat, level, vertical
Synonyms: flat, level, parallel

Etymology

From Latin horizontalis, from Greek horizōn meaning "horizon."