English

Definition of Silicon Valley noun from the Oxford Advanced Learner's Dictionary

 

Silicon Valley

 noun
noun
BrE
 
; NAmE
 
[uncountable]
 
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the area in California where there are many companies connected with the computer and electronics industries, sometimes used to refer to any area where there are a lot of computer companies More Like This Place names representing activities Downing Street, Madison Avenue, Grub Street, Holyrood, Main Street, Number Ten, the Oval Office, the Palace, Silicon Valley, the Vatican, Whitehall, the White HouseSee worksheet.
See the Oxford Advanced American Dictionary entry: Silicon Valley