DictionaryjumperElectrical connector
noun

jumper

A short wire or connector used to join parts of an electrical circuit.

The technician connects two circuit terminals with a short jumper.

Etymology

The connector’s name uses the image of jumping across a gap. It bridges separated points in a circuit to establish the desired electrical connection.

More examples

  • Move the jumper to the other pair of pins.
  • We use jumpers to connect components on the breadboard.
  • A loose jumper breaks the connection between the two terminals.

Forms

jumper · jumpers

Similar words

connector
A broader term for devices that join electrical parts.
wire
Conducts electricity but need not connect two specific circuit points.