Definitions, Translations, and Word of the Day
Definition of "directly proportional" []
- Proportional to a constant multiple of an independent variable (adjective)
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Use "directly proportional" in a sentence
- "In 1811, the French physicist Baron Jean Baptiste Fourier derived a mathematical expression describing the propagation of heat in solids by which the flow of heat along a rod is directly proportional to the temperature gradient along that rod."