dip circle vs measuring device

dip circle and measuring device both are nouns.

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

As nouns, measuring device is a hypernym of dip circle; that is, measuring device 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 device: instrument that shows the extent or amount or quantity or degree of something

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

dip circle (noun)	measuring device (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