adj 1  :  of, relating to, or existing in the form of minute separate particles <the radioactivity in fallout is largely in form -Merril Eisenbud>   2  :  of or relating to particulate inheritance <the theory of heredity -Julian Huxley> 
n :  a particulate substance <emission of s by car engines>  <cytoplasmic s in the cell>  .
 
 
 
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