Data input device and Joystick

Data input device noun - A device that can be used to insert data into a computer or other computational device.

Joystick and data input device are semantically related. In some cases you can replace term "Joystick" with "Data input device", this terms are similar.

Joystick noun - A manual control consisting of a vertical handle that can move freely in two directions; used as an input device to computers or to devices controlled by computers.

Data input device and joystick are semantically related. Sometimes you can use "Data input device" instead a noun "Joystick".