horizontal

adjective
hor·​i·​zon·​tal | \ ˌhȯr-ə-ˈzän-tᵊl How to pronounce horizontal (audio) , ˌhär- \

Definition of horizontal

1a : of or relating to the apparent junction of earth and sky : situated near the horizon
b : parallel to, in the plane of, or operating in a plane parallel to the horizon or to a baseline : level horizontal distance a horizontal engine
2 : relating to, directed toward, or consisting of individuals or entities of similar status or on the same level horizontal mergers horizontal hostility
3 medical : relating to or being transmission (as of a disease) by physical contact or proximity in contrast with inheritance Genes are normally inherited from parents, but they can also be inserted into a genome by viruses, plasmids, and other foreign agents—a phenomenon called horizontal transfer.— Stephan Reebs — compare vertical sense 4

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Other Words from horizontal

horizontal noun
horizontality \ ˌhȯr-​ə-​ˌzän-​ˈta-​lə-​tē How to pronounce horizontality (audio) , ˌhär-​ \ noun
horizontally \ ˌhȯr-​ə-​ˈzän-​tᵊl-​ē How to pronounce horizontally (audio) , ˌhär-​ \ adverb

Examples of horizontal in a Sentence

Recent Examples on the Web Filmmakers deliver two edits to the company, one vertical, one horizontal, and Quibi stiches them together with one audio track. Washington Post, "Hollywood-backed Quibi thinks you’ll pay for its video bites," 8 Jan. 2020 Like dried brush on a hillside, dense thickets of horizontal rows of vertical dot-lines mark an exquisite painting by Yukultji Napangati. Los Angeles Times, "Review: Spectacular aboriginal paintings from Australia burst with deep, sacred beauty," 19 Aug. 2019 Open a standard cotton bandana, fold in half, and set ice cubes in a horizontal row a few inches from the fold. Donna Erickson, Twin Cities, "Donna Erickson: Tips and ideas for summer play all day, every day," 13 June 2019 The quarry floor, about half the size of a U.S. football field, represents a horizontal slice through the soil just below the surface of the ancient forest. Colin Barras, Science | AAAS, "Scientists have discovered the world’s oldest forest—and its radical impact on life," 19 Dec. 2019 Behind the bed, a horizontal window looked into a lab-like room stuffed with equipment. Neil Steinberg, Quartz, "One billion people worldwide stop breathing while they sleep," 15 Dec. 2019 From the baboon’s larynx and vocal folds, which is high up and close to their chin line, there’s just a short step up through the cavity called the pharynx, then a long way out the horizontal oral cavity. Louis-jean Boë, The Conversation, "Examining how primates make vowel sounds pushes timeline for speech evolution back by 27 million years," 11 Dec. 2019 The tree lighting is unusual and quite artistic as all of the trees are adorned in bright, silvery white lights with a modernistic, horizontal decorating technique. cleveland, "Avon Lake lights up park and Santa comes to town," 9 Dec. 2019 The term is a shorthand, and refers to the approximate horizontal display resolution of the set (in this case, nearly 4000 pixels across). Patrick Lucas Austin, Time, "Thinking of Buying a 4K TV? Here’s What You Should Know," 2 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'horizontal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of horizontal

1555, in the meaning defined at sense 1a

History and Etymology for horizontal

see horizon

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Time Traveler for horizontal

Time Traveler

The first known use of horizontal was in 1555

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Statistics for horizontal

Last Updated

15 Jan 2020

Cite this Entry

“Horizontal.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/horizontally?pronunciation&lang=en_us&dir=h&file=horizo06. Accessed 26 January 2020.

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More Definitions for horizontal

horizontal

adjective
How to pronounce horizontal (audio)

English Language Learners Definition of horizontal

: positioned from side to side rather than up and down : parallel to the ground

horizontal

adjective
hor·​i·​zon·​tal | \ ˌhȯr-ə-ˈzän-tᵊl How to pronounce horizontal (audio) \

Kids Definition of horizontal

 (Entry 1 of 2)

: lying flat or level : parallel to the horizon

Other Words from horizontal

horizontally adverb

horizontal

noun

Kids Definition of horizontal (Entry 2 of 2)

: something (as a line or plane) that is parallel to the horizon

horizontal

adjective
hor·​i·​zon·​tal | \ ˌhȯr-ə-ˈzänt-ᵊl, ˌhär- How to pronounce horizontal (audio) \

Medical Definition of horizontal

1 : relating to or being a transverse plane or section of the body
2a : relating to or being transmission (as of a disease) by physical contact or proximity in contrast with inheritance — compare vertical
b : of or relating to horizontal gene transfer

Other Words from horizontal

horizontally \ -​ᵊl-​ē How to pronounce horizontally (audio) \ adverb

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horizontal

adjective
hor·​i·​zon·​tal | \ ˌhȯr-ə-ˈzän-təl, ˌhär- How to pronounce horizontal (audio) \

Legal Definition of horizontal

: relating to, directed toward, or consisting of individuals or entities of similar status or on the same level

Other Words from horizontal

horizontally adverb

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Comments on horizontal

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