A component of a manual telephone switchboard, or of various early data processing equipment, in which circuits are completed with cords on a matrix of connections
patch board
Turkish pronunciation
päç bôrd
Pronunciation
/ˈpaʧ ˈbôrd/ /ˈpæʧ ˈbɔːrd/
Etymology
[ 'pach ] (noun.) 14th century. Middle English pacche.