Silicon Valley

noun

1. the area in northern California, southwest of San Francisco in the Santa Clara valley region, where many of the high-technology design and manufacturing companies in the semiconductor industry are concentrated.

Silicon Valley

noun

1. an industrial strip in W California, extending S of San Francisco, in which the US information technology industry is concentrated

2. any area in which industries associated with information technology are concentrated

Silicon Valley

1. A region on the San Francisco Peninsula in California where the miniaturized electronics industry is centered, so called because most of the devices built there are made of semiconductors such as silicon.

The term is often used as a catchword to describe the development of high-tech industry (see also high-tech): “If we can attract this corporation to our town, we could become another Silicon Valley.”

Word History and Origins

Origin of Silicon Valley¹

So called from the silicon wafers employed in semiconductor devices