dimension

noun
di·​men·​sion | \ də-ˈmen(t)-shən How to pronounce dimension (audio) also dī- How to pronounce dimension (audio) \

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 pluralthe 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\ də-​ˈmen(t)-​shə-​niŋ How to pronounce dimensioning (audio) also  dī-​ \

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 \ də-​ˈmench-​nəl How to pronounce dimensional (audio) also  dī-​ How to pronounce dimensional (audio) , -​ˈmen(t)-​shə-​nᵊl \ adjective
dimensionality \ də-​ˌmen(t)-​shə-​ˈna-​lə-​tē How to pronounce dimensionality (audio) also  dī-​ \ noun
dimensionally \ də-​ˈmench-​nə-​lē How to pronounce dimensionally (audio) also  dī-​ , -​ˈmen(t)-​shə-​nᵊl-​ē \ adverb
dimensionless \ də-​ˈmen(t)-​shən-​ləs How to pronounce dimensionless (audio) also  dī-​ \ 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 The sound of wind rustling leaves in a tree or rushing water of a stream adds another dimension. Kimberly Wilson, Essence, "Step Up Your Instagram Game This Summer With These 5 Expert Photo Tips," 30 June 2020 Now, as Canberra and Beijing pour aid into the region, the possibility of a travel bubble between the Pacific Islands and Australia has given the rivalry a new dimension. Nectar Gan, CNN, "Will a Pacific Island travel bubble give Australia an edge in its rivalry with China?," 26 June 2020 What’s more, the intergalactic forces that Munch marshals have a metaphysical dimension, which bends time to bring about a remarkable series of intergenerational meetings of the minds. Richard Brody, The New Yorker, "“The 11th Green,” Reviewed: A Wild Fantasy of U.S. History, Conspiracy, and U.F.O.s," 25 June 2020 Stepping on the practice field added another dimension to Acosta’s respect. Michael Casagrande | Mcasagrande@al.com, al, "JC Latham’ rise from 8th grade dunker to Alabama 5-star recruit," 23 June 2020 Within the context of a grim pandemic, Floyd’s untimely death also magnifies the urgency to address another critical dimension of racial injustice: health inequity in America. Howard K. Koh, Time, "The COVID-19 Pandemic Shows Why We Must—And How We Can—End Racial Injustice in Health," 18 June 2020 Bacon, perpetually haunted around the eyes and lean as a whippet, does his best to convey Theo’s mounting dread and confusion as the house around him steadily morphs into some kind of fourth-dimension human flytrap. Leah Greenblatt, EW.com, "Kevin Bacon can't save drab thriller You Should Have Left from itself: Review," 18 June 2020 If anything, the more relevant dimension of conflict was the simple structural one that pitted incumbents against challengers. Lee Drutman, The New Republic, "How Democracy Dies at the Ballot Box," 18 June 2020 Companies, then, sending a clear signal that the day is one for celebration and not for work adds another dimension to the decision. Emma Hinchliffe, Fortune, "Why making Juneteenth a company holiday is a powerful statement," 17 June 2020 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 and Verb

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

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Time Traveler for dimension

Time Traveler

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

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Statistics for dimension

Last Updated

5 Jul 2020

Cite this Entry

“Dimension.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dimension. Accessed 7 Jul. 2020.

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More Definitions for dimension

dimension

noun
How to pronounce dimension (audio) How to pronounce dimension (audio)

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 How to pronounce dimension (audio) \

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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