Wire Cable Terms and Definitions - Wire/Cable, Harnesses Comprehensive glossary of wire/cable terms and definitions to know when working with wiring. What's the difference between wire and cable? Find out here Glossary Of Terms | Wire Harness & Cable Assembly Manufacturer Crimping – is the forming of a terminal or electrical electronic contact onto a copper or conductive wire. Terminating and crimping are terms that are interchangeable. Wire Harness – Is a grouping of wires with more than two ends, and usually have many branches breaking out from a trunk of wires.