Computer hardware and Floppy disk

Computer hardware noun - (computer science) the mechanical, magnetic, electronic, and electrical components making up a computer system.

Floppy disk and computer hardware are semantically related. In some cases you can use "Floppy disk" instead a noun phrase "Computer hardware".

Floppy disk noun - A small plastic magnetic disk enclosed in a stiff envelope with a radial slit; used to store data or programs for a microcomputer.

Computer hardware and floppy disk are semantically related. Sometimes you can replace phrase "Computer hardware" with "Floppy disk", this phrases are similar.