| 单词 | rest mass |
| 释义 | rest massnoun Physics.the mass of a body as measured when the body is at rest relative to an observer, an inherent property of the body. Compare relativistic mass. Origin of rest massFirst recorded in 1910–15 Words nearby rest massrestitution, restive, restless, restless cavy, restless legs syndrome, rest mass, resto, restock, Reston, rest on one's laurels, restoral Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for rest massrest mass nounthe mass of an object that is at rest relative to an observer. It is the mass used in Newtonian mechanics Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for rest massrest mass n.The physical mass of a body when it is regarded as being at rest. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for rest massrest mass In Special and General Relativity, the observed mass of a body that is not in motion with respect to the observer. Also called invariant mass Compare relativistic mass. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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