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deflocculant

noun
de·​floc·​cu·​lant
variants: or deflocculent \(ˈ)dēˈfläkyələnt \
plural -s

Definition of deflocculant 

: an agent that causes deflocculation specifically : a chemical (as sodium carbonate) added to a clay slip to minimize settling out

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History and Etymology for deflocculant

deflocculate + -ant or -ent

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