dimension

noun
di·​men·​sion | \də-ˈmen(t)-shən also dī- \

Definition of dimension 

(Entry 1 of 2)

1a mathematics

(1) : measure in one direction the dimensions of the room specifically : one of three coordinates (see coordinate entry 3 sense 1a) determining a position in space or four coordinates determining a position in space and time

(2) : one of a group of properties whose number is necessary and sufficient to determine uniquely each element of a system of usually mathematical entities (such as an aggregate of points in real or abstract space) the surface of a sphere has two dimensions also : a parameter (see parameter sense 1) or coordinate variable assigned to such a property the three dimensions of momentum

(3) : the number of elements in a basis (see basis sense 5) of a vector space

b : the quality of spatial extension : magnitude, size … the town's modest dimensions and leisurely ways …— Jane Shellhase

c : a lifelike or realistic quality uses eccentric dialogue to add dimension to her characters

d : the range over which or the degree to which something extends : scope usually used in plural the vast dimensions of the disaster

e : one of the elements or factors making up a complete personality or entity : aspect the social and political dimensions of the problem

2 obsolete : bodily form or proportions … my dimensions are as well compact, my mind as generous, and my shape as true …— Shakespeare

3 mathematics : any of the fundamental units (as of mass, length, or time) on which a derived unit is based also : the power of such a unit

4 : wood or stone cut to pieces of specified size

5 : a level of existence or consciousness … a secular as well as spiritual dimension— Catherine Bates

dimension

verb
dimensioned; dimensioning\ -​ˈmen(t)-​shə-​niŋ \

Definition of dimension (Entry 2 of 2)

transitive verb

1 : to form to the required dimensions (see dimension entry 1 sense 1a(1)) a table dimensioned to fit the space

2 : to indicate the dimensions of (as on a drawing) dimensioning the plans

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Other Words from dimension

Noun

dimensional \ -​ˈmench-​nəl , -​ˈmen(t)-​shə-​nᵊl \ adjective
dimensionality \ -​ˌmen(t)-​shə-​ˈna-​lə-​tē \ noun
dimensionally \ -​ˈmench-​nə-​lē , -​ˈmen(t)-​shə-​nᵊl-​ē \ adverb
dimensionless \ -​ˈmen(t)-​shən-​ləs \ adjective

Examples of dimension in a Sentence

Noun

She carefully measured each dimension of the room. The social dimensions of the problem must also be taken into account.

Recent Examples on the Web: Noun

For the new analysis, WalletHub researchers compared the 100 most populated U.S. city propers across four key dimensions: cost of ownership and maintenance; traffic and infrastructure; safety; and access to vehicles and maintenance. Fiza Pirani, ajc, "Driving in Atlanta is painful — but it’s far from the worst," 11 July 2018 The pairings were carefully composed to present the men with a choice between products that varied on three dimensions: status, power and quality. Melissa Healy, latimes.com, "An extra dose of testosterone increases men's preference for high-status luxury goods, study says," 4 July 2018 But there is another dimension to European rage: President Trump has exposed Europe’s military weakness and vulnerability to Vladimir Putin’s Russia. WSJ, "Trump Speaking the Truth to Sad European Weakness," 31 May 2018 The fruit is lightly sweetened with honey and given a deep, jammy flavor dimension with a splash of balsamic vinegar. Ellie Krieger, charlotteobserver, "Mixed-berry galette makes dessert easy as pie," 29 May 2018 Most had human dimensions, rising to heights exceeding 5 feet. Jori Finkel, BostonGlobe.com, "Robert Indiana, 89; turned ‘Love’ into enduring art," 22 May 2018 WalletHub then broke it down into four dimensions: safety; traffic and infrastructure; cost of ownership, and maintenance and access to vehicles and maintenance. Caroline Blackmon, Detroit Free Press, "Detroit ranked worst city to drive in," 10 July 2018 Nevertheless, our headline result is that for all other demographic divisions and cultural dimensions, cultural distance has been broadly constant over time. Jeet Heer, The New Republic, "White Americans love Rudolph the Red-Nosed Reindeer—and flashlights.," 10 July 2018 Likes Exterior dimensions of a midsize SUV with the interior space of a larger vehicle. Matthew Scott, Outside Online, "The Electric Jaguar I-Pace Can Go Off-Road," 9 July 2018

Recent Examples on the Web: Verb

Aaron Judge, New York Yankees: Another huge man with huge power playing in the same Little League-dimensioned ballpark as Stanton. Ted Berg, For The Win, "Poll: Which MLB slugger is most likely to challenge Barry Bonds' home-run record in 2018?," 23 Feb. 2018 Each barn is covered top to bottom in oversized shingles dimensioned to make the volume look smaller. Joseph Giovannini, ELLE Decor, "HOUSE TOUR: Contemporary Decor Blends With Farmhouse Tradition Inside A Hamptons Barn," 2 July 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dimension.' 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 dimension

Noun

14th century, in the meaning defined at sense 1a

Verb

1754, in the meaning defined at sense 1

History and Etymology for dimension

Noun

Middle English, from Anglo-French, from Latin dimension-, dimensio, from dimetiri to measure out, from dis- + metiri to measure — more at measure

Verb

see dimension entry 1

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Statistics for dimension

Last Updated

9 Nov 2018

Look-up Popularity

Time Traveler for dimension

The first known use of dimension was in the 14th century

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More Definitions for dimension

dimension

noun

English Language Learners Definition of dimension

: the length, width, height, or depth of something : a measurement in one direction (such as the distance from the ceiling to the floor in a room)

: the amount or number of things that something affects or influences

: a part of something

dimension

noun
di·​men·​sion | \də-ˈmen-shən \

Kids Definition of dimension

: the length, width, or height of something

dimension

noun
di·​men·​sion | \də-ˈmen-chən also dī-\

Medical Definition of dimension 

: measure in one direction specifically : one of three or four coordinates determining a position in space or space and time

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Comments on dimension

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