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silicon

silicon /ˈsɪlɪkən/ /ˈsɪləˌkɑːn/ noun
silicon
/ˈsɪlɪkən/ /ˈsɪləˌkɑːn/
noun
Britannica Dictionary definition of SILICON
[noncount]
: a chemical element that is found in the Earth's crust and is used especially in computers and electronics