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Definition of silicate noun from the Oxford Advanced Learner's Dictionary

silicate

noun

/ˈsɪlɪkeɪt/,

/ˈsɪlɪkət/

/ˈsɪlɪkeɪt/,

/ˈsɪlɪkət/

[countable, uncountable]

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(chemistry) any compound containing silicon and oxygen
- aluminium silicate
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a mineral that contains silica. There are many different silicates and they form a large part of the earth’s crust.

See silicate in the Oxford Advanced American Dictionary

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