quadrant vs measuring device

quadrant and measuring device both are nouns.

Word	Noun	Adjective	Verb	Adverb
quadrant	Yes	No	No	No
measuring device	Yes	No	No	No

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

quadrant: a measuring instrument for measuring altitude of heavenly bodies
measuring device: instrument that shows the extent or amount or quantity or degree of something

Other hypernyms of quadrant include measuring instrument, measuring system.

quadrant (noun)	measuring device (noun)
a measuring instrument for measuring altitude of heavenly bodies	instrument that shows the extent or amount or quantity or degree of something
the area enclosed by two perpendicular radii of a circle
any of the four areas into which a plane is divided by two orthogonal coordinate axes
a quarter of the circumference of a circle