magnetic disc vs floppy

magnetic disc and floppy both are nouns.

Word	Noun	Adjective	Verb	Adverb
magnetic disc	Yes	No	No	No
floppy	Yes	Yes	No	No

As nouns, floppy is a hyponym of magnetic disc; that is, floppy is a word with a more specific, narrower meaning than magnetic disc:

magnetic disc: (computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored
floppy: a small plastic magnetic disk enclosed in a stiff envelope with a radial slit; used to store data or programs for a microcomputer

Other hyponyms of magnetic disc include diskette, floppy disk, fixed disk, hard disc, hard disk.

magnetic disc (noun)	floppy (noun)
(computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored	a small plastic magnetic disk enclosed in a stiff envelope with a radial slit; used to store data or programs for a microcomputer

magnetic disc (adjective)	floppy (adjective)
	hanging limply