definition of
dimension

[1] #1 dimension n. the magnitude of something in a particular direction (especially length or width or height). wn

[2] #2 dimension n. [property, attribute] a construct whereby objects or individuals can be distinguished; "self-confidence is not an endearing property". wn

[3] #3 dimension n. one of three Cartesian coordinates that determine a position in space. wn

[4] #4 dimension n. [proportion] magnitude or extent; "a building of vast proportions". wn

[5] #5 dimension v. indicate the dimensions on; "These techniques permit us to dimension the human heart". wn