English word amphidisc comes from English disc, English amphi- (Both.)

Detailed word origin of amphidisc

Dictionary entry	Language	Definition
disc	English (eng)	(agriculture) To harrow with a disc harrow. (anatomy) An intervertebral disc.. A thin, flat, circular plate or similar object.. A vinyl phonograph / gramophone record.. Something resembling a disc.
amphi-	English (eng)	Both.
amphidisc	English (eng)	(zoology) A small siliceous spicule having a denticulate wheel at each end, found in freshwater sponges.

Words with the same origin as amphidisc