SWITCHBOARD

a board or panel equipped with apparatus for controlling the operation of a system of electric circuits, as in a telephone exchange. —The Problems of Work Glossary Final approval 12.3.90, —Academy Level IV Glossary, —Future Org Trends Approved 4.3.91, —PDC 2 Approved Glossary, —PDC Volume 8 Approved Glossary

a board or panel equipped with apparatus for controlling the operation of a system of electric circuits, as in a telephone exchange.a panel containing the necessary switches, meters and other devices for opening, closing, combining, controlling, measuring and protecting a number of electric circuits. Used figuratively in this context.