vb, -tat*ed  -tat*ing vt  1  :  to bring about esp. abruptly  2 a  :  to cause to separate from solution or suspension  b  :  to cause (vapor) to condense and fall or deposit vi  1  :  to fall or come suddenly into some condition  2  :  to separate from solution or suspension
n :  a substance separated from a solution or suspension by chemical or physical change usu. as an insoluble amorphous or crystalline solid .
 
 
 
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