dip circle vs measuring system

dip circle and measuring system both are nouns.

Word	Noun	Adjective	Verb	Adverb
dip circle	Yes	No	No	No
measuring system	Yes	No	No	No

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

dip circle: a measuring instrument for measuring the angle of magnetic dip (as from an airplane)
measuring system: instrument that shows the extent or amount or quantity or degree of something

Other hypernyms of dip circle include measuring device, measuring instrument.

dip circle (noun)	measuring system (noun)
a measuring instrument for measuring the angle of magnetic dip (as from an airplane)	instrument that shows the extent or amount or quantity or degree of something