An Encylopedia Britannica Company

switchboard

1 ENTRIES FOUND:
switchboard /ˈswɪtʃˌboɚd/ noun
plural switchboards
switchboard
/ˈswɪtʃˌboɚd/
noun
plural switchboards
Britannica Dictionary definition of SWITCHBOARD
[count]
: a system used to connect telephone calls with many separate phone lines in a building