gravimetry vs measurement

gravimetry and measurement both are nouns.

Word	Noun	Adjective	Verb	Adverb
gravimetry	Yes	No	No	No
measurement	Yes	No	No	No

As nouns, measurement is a hypernym of gravimetry; that is, measurement is a word with a broader meaning than gravimetry:

gravimetry: the measurement of specific gravity
measurement: the act or process of assigning numbers to phenomena according to a rule

Other hypernyms of gravimetry include measure, measuring, mensuration.

gravimetry (noun)	measurement (noun)
the measurement of specific gravity	the act or process of assigning numbers to phenomena according to a rule