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Definition of horizontally

horizontally

/ˌhɔːr.əˈzɑːn.t̬əl.i/
hor · i · zon · tal · ly

Adjective:horizontal
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horizontally Lexical Profile

horizontally Game Scores & Validity

• adverb

1

In a position or direction that is parallel to the plane of the horizon; flat or level from side to side rather than up and down.

Example

"Slice the cake horizontally into three even layers before spreading the frosting."


2

At the same hierarchical level within an organization, market, or social structure, rather than across different ranks or stages.

Example

"The conglomerate expanded horizontally by acquiring several competing retail chains."

Synonyms
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Antonyms
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• Rhymes for horizontally

Word Origin & Etymology

Formed in the mid-17th century from the adjective 'horizontal' plus the adverbial suffix '-ly', ultimately tracing back to the Ancient Greek 'horízōn' (bounding circle), from 'horízein' (to bound or limit).

Cite this Entry


Wordmom. (2026). Definition of Horizontally. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/horizontally
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