¹dimension

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

: 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

Full Definition of DIMENSION

a (1) : measure in one direction; specifically : one of three coordinates 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 (as an aggregate of points in real or abstract space) <the surface of a sphere has two dimensions>; also : a parameter or coordinate variable assigned to such a property <the three dimensions of momentum> (3) : the number of elements in a basis of a vector space

b : the quality of spatial extension : magnitude, size

c : a lifelike or realistic quality

d : the range over which or the degree to which something extends : scope —usually used in plural

e : one of the elements or factors making up a complete personality or entity : aspect

obsolete : bodily form or proportions

: 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

: wood or stone cut to pieces of specified size

: a level of existence or consciousness

— di·men·sion·al \-ˈmench-nəl, -ˈmen(t)-shə-n^əl\ adjective

— di·men·sion·al·i·ty \-ˌmen(t)-shə-ˈna-lə-tē\ noun

— di·men·sion·al·ly \-ˈmench-nə-lē, -ˈmen(t)-shə-n^əl-ē\ adverb

— di·men·sion·less \-ˈmen(t)-shən-ləs\ adjective

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Origin of DIMENSION

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

First Known Use: 14th century