单词 | switchboard |
释义 | switchboard[ swich-bawrd, -bohrd ] / ˈswɪtʃˌbɔrd, -ˌboʊrd / SEE SYNONYMS FOR switchboard ON THESAURUS.COM noun Electricity.a structural unit on which are mounted switches and instruments necessary to complete telephone circuits manually. Also called lightboard. a panel of switches, dimmers, etc., for controlling the lighting on a stage or in an auditorium. Origin of switchboardAn Americanism dating back to 1870–75; switch + board Words nearby switchboardSwissvale, Swit., switch, switchback, switchblade, switchboard, switch box, switch cane, switched-on, switched-star, switch engine Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for switchboardBritish Dictionary definitions for switchboardswitchboard / (ˈswɪtʃˌbɔːd) / nounan installation in a telephone exchange, office, hotel, etc, at which the interconnection of telephone lines is manually controlled an assembly of switchgear for the control of power supplies in an installation or building Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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