reference frame
noun Physics.
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Origin of reference frame
First recorded in 1920–25
Words nearby reference frame
refer, referee, reference, reference book, reference electrode, reference frame, reference group, reference mark, reference values, reference works, referendum
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Scientific definitions for reference frame
reference frame
[ rĕf′ər-əns ]
A basis of a four-dimensional coordinate system in which the first coordinate is understood as a time coordinate, while the other three coordinates represent spatial dimensions. Inertial frames and non-inertial frames are both examples of reference frames. Also called frame of reference See also General Relativity space-time Special Relativity.
The American Heritage® Science Dictionary
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