horizontal

[hawr-uh-zon-tl, hor-]

adjective

noun

anything horizontal, as a plane, direction, or object.

Origin of horizontal

1545–55; < Latin horizont- (stem of horizōn) horizon + -al1
Related formshor·i·zon·tal·i·ty [hawr-i-zon-tal-i-tee, hor-] /ˌhɔr ɪ zɒnˈtæl ɪ ti, ˌhɒr-/, hor·i·zon·tal·ness, nounhor·i·zon·tal·ly, adverbsub·hor·i·zon·tal, adjectivesub·hor·i·zon·tal·ly, adverbsub·hor·i·zon·tal·ness, nounun·hor·i·zon·tal, adjectiveun·hor·i·zon·tal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


Examples from the Web for horizontally

Contemporary Examples of horizontally

Historical Examples of horizontally


British Dictionary definitions for horizontally

horizontal

adjective

parallel to the plane of the horizon; level; flatCompare vertical (def. 1)
of or relating to the horizon
measured or contained in a plane parallel to that of the horizon
applied uniformly or equally to all members of a group
economics relating to identical stages of commercial activityhorizontal integration

noun

a horizontal plane, position, line, etc
Derived Formshorizontality or horizontalness, nounhorizontally, 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

Word Origin and History for horizontally

horizontal

adj.

1550s, "relating to or near the horizon," from French horizontal, from Latin horizontem (see horizon). Meaning "flat" (i.e., "parallel to the horizon") is from 1630s. Related: horizontally.

Online Etymology Dictionary, © 2010 Douglas Harper