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horizontal

[hawr-uh-zon-tl, hor-] /ˌhɔr əˈzɒn tl, ˌhɒr-/
adjective
1.
at right angles to the vertical; parallel to level ground.
2.
flat or level:
a horizontal position.
3.
being in a prone or supine position; recumbent:
His bad back has kept him horizontal for a week.
4.
near, on, or parallel to the horizon.
5.
of or pertaining to the horizon.
6.
measured or contained in a plane parallel to the horizon:
a horizontal distance.
7.
(of material on a printed page, pieces on a game board, etc.) extending across, from the left to the right of the viewer.
8.
of or pertaining to a position or individual of similar status:
He received a horizontal promotion to a different department, retaining his old salary and title.
9.
Economics. of or pertaining to companies, affiliates, divisions, etc., that perform the same or similar functions or produce the same or similar products:
Through horizontal mergers the company monopolized its field.
noun
10.
anything horizontal, as a plane, direction, or object.
Origin
1545-1555
1545-55; < Latin horizont- (stem of horizōn) horizon + -al1
Related forms
horizontality
[hawr-i-zon-tal-i-tee, hor-] /ˌhɔr ɪ zɒnˈtæl ɪ ti, ˌhɒr-/ (Show IPA),
horizontalness, noun
horizontally, adverb
subhorizontal, adjective
subhorizontally, adverb
subhorizontalness, noun
unhorizontal, adjective
unhorizontally, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for horizontal
  • They have to drink from flat, horizontal bodies of water.
  • Two lines you should never cross...the horizontal and the verticle.
  • Some move front to back, some stationary, some diagonal and some horizontal.
  • They hired a miner to drive a horizontal shaft into the riverbank just above a layer of dinosaur fossils.
  • Leaves are 2 to 4 inches long, deeply lobed, carried in horizontal tiers.
  • There is no conspicuous sign, but there are horizontal wood strips across one of the windows, as if it were being boarded up.
  • Some people refer to them as a horizontal tornado.
  • The largest and deepest fissure is named the horizontal sulcus.
  • Whether the keyboard was vertical or horizontal didn't matter, I felt clumsy and frustrated.
  • Draw a horizontal line across the middle of the page.
British Dictionary definitions for horizontal

horizontal

/ˌhɒrɪˈzɒntəl/
adjective
1.
parallel to the plane of the horizon; level; flat Compare vertical (sense 1)
2.
of or relating to the horizon
3.
measured or contained in a plane parallel to that of the horizon
4.
applied uniformly or equally to all members of a group
5.
(economics) relating to identical stages of commercial activity horizontal integration
noun
6.
a horizontal plane, position, line, etc
Derived Forms
horizontality, horizontalness, noun
horizontally, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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22
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