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dimensional analysis

American  

noun

Physics.

  1. a method for comparing the dimensions of the physical quantities occurring in a problem to find relationships between the quantities without having to solve the problem completely.

Etymology

Origin of dimensional analysis

First recorded in 1920–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

These conversions are accomplished using unit conversion factors, which are derived by simple applications of a mathematical approach called the factor-label method or dimensional analysis.

From Textbooks • Feb. 14, 2019

Any combination of units that yield to the constraints of dimensional analysis are acceptable.

From Textbooks • Feb. 14, 2019

Since this simple arithmetic involves quantities, the premise of dimensional analysis requires that we multiply both numbers and units.

From Textbooks • Feb. 14, 2019

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.