otoscope vs auroscope

otoscope and auroscope both are nouns.

Word	Noun	Adjective	Verb	Adverb
otoscope	Yes	No	No	No
auroscope	Yes	No	No	No

As nouns, otoscope and auroscope are synonyms defined as:

otoscope and auroscope: medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane)

Other synonyms of otoscope include auriscope.

otoscope (noun)	auroscope (noun)
medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane)	medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane)