Dictionary

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

1
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
2
obsolete :  bodily form or proportions
3
:  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
di·men·sion·al \-ˈmench-nəl, -ˈmen(t)-shə-nəl\ 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-nəl-ē\ adverb
di·men·sion·less \-ˈmen(t)-shən-ləs\ adjective
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Examples of DIMENSION

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

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

Other Mathematics and Statistics Terms

abscissa, denominator, divisor, equilateral, exponent, hypotenuse, logarithm, oblique, radii, rhomb

2dimension

verb
di·men·sioneddi·men·sion·ing \-ˈmen(t)-shə-niŋ\

Definition of DIMENSION

transitive verb
1
:  to form to the required dimensions
2
:  to indicate the dimensions of (as on a drawing)

First Known Use of DIMENSION

1754

Rhymes with DIMENSION

DIMENSIONLESS Defined for Kids

dimension

noun di·men·sion \də-ˈmen-shən\

Definition of DIMENSION for Kids

:  the length, width, or height of something
Medical Dictionary

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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