hartley vs unit of measurement

hartley and unit of measurement both are nouns.

Word	Noun	Adjective	Verb	Adverb
hartley	Yes	No	No	No
unit of measurement	Yes	No	No	No

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

hartley: a logarithmic unit which measures information or entropy, based on base 10 logarithms and powers of 10.
unit of measurement: any division of quantity accepted as a standard of measurement or exchange

Other hypernyms of hartley include unit.

hartley (noun)	unit of measurement (noun)
a logarithmic unit which measures information or entropy, based on base 10 logarithms and powers of 10.	any division of quantity accepted as a standard of measurement or exchange