As nouns the difference between horizontal and waterplane
is that horizontal is a horizontal component of a structure while waterplane is the horizontal cross section of a vessel on a level with the waterline.
As an adjective horizontal
is perpendicular to the vertical; parallel to the plane of the horizon; level, flat.
horizontal
English
Adjective
(
en adjective)
perpendicular to the vertical; parallel to the plane of the horizon; level, flat.
(marketing) Relating to horizontal markets.
(archaic) Pertaining to the horizon.
* 1667': As when the Sun new ris'n / Looks through the '''Horizontal misty Air — John Milton, ''Paradise Lost , Book 1, ll. 594-5
Antonyms
* vertical
Derived terms
* horizontally
Noun
(
en noun)
A horizontal component of a structure.
(geology) horizon
waterplane
English
Noun
(
en noun)
(nautical) The horizontal cross section of a vessel on a level with the waterline