Add-on and Derivative

Add-on noun - Something that is not necessary in itself but adds to the convenience or performance of the main piece of equipment.

Derivative and add-on are semantically related. In some cases you can use "Derivative" instead an adjective phrase "Add-on".

Derivative adjective - Taken or created from something original or basic.

Add-on and derivative are semantically related. Sometimes you can use "Add-on" instead an adjective "Derivative".

Nearby Words: derive, derivation, derived, derivable, derivatively