horizontal

[ hawr-uh-zon-tl, hor- ]
/ ˌhɔr əˈzɒn tl, ˌhɒr- /

adjective

noun

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

Origin of horizontal

1545–55; < Latin horizont- (stem of horizōn) horizon + -al1
Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for horizontally

British Dictionary definitions for horizontally

horizontal

/ (ˌhɒrɪˈzɒntəl) /

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