द्रब्यमान / संहति
mass often defined as the amount of matter in an object. Note that mass and weight are not the same thing. Weight is the force on an object due to the gravitational pull of a planet or other heavenly body. Mass on the other hand, remains constant, no matter where it is.
वेबस्टर शब्दकोश ( Meaning With Webster's Online Dictionary )
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