horizontal
- Adjective. perpendicular to the vertical; parallel to the plane of the horizon; level, flat.
- Adjective. (archaic) Pertaining to the horizon.
- Noun. A horizontal component of a structure.
This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.
This entry was last updated on RefTopia from its source on 3/20/2012.