craniometer vs measuring system

craniometer and measuring system both are nouns.

Word	Noun	Adjective	Verb	Adverb
craniometer	Yes	No	No	No
measuring system	Yes	No	No	No

As nouns, measuring system is a hypernym of craniometer; that is, measuring system is a word with a broader meaning than craniometer:

craniometer: an instrument for measuring skull sizes
measuring system: instrument that shows the extent or amount or quantity or degree of something

Other hypernyms of craniometer include measuring device, measuring instrument.

craniometer (noun)	measuring system (noun)
an instrument for measuring skull sizes	instrument that shows the extent or amount or quantity or degree of something