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Definition of: dimension
(di·men′shən) noun
1. Any measurable extent or magnitude, as length, breadth, or thickness.
2. Importance; extent; bulk.
3. plural Material parts, as of the human body; proportions.
4. Math. A factor used to characterize a term: a2 b3 c4 is a term of nine dimensions, counting all the exponents. See synonyms under MAGNITUDE. [<MF <L dimensio, -onis <dis- apart + metiri measure]
—di·men′sion·al adjective
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