CY has various meanings in the US category. Discover the full forms, definitions, and usage contexts of CY in US.
Finely suspended earth mineral sometimes found as an impurity in water. Or grains of rock less than 0.001mm. Or Very fine-grained soil of colloid size(Finer than 0.002 mm), consisting mainly of hydrated silicate of aluminium. It is a plastic cohesive soil which shrinks on drying, expands on wetting, and gives up water when compressed.
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