recrement

noun
rec·​re·​ment | \ ˈrekrəmənt\
plural -s

Definition of recrement

: superfluous matter separated from that which is useful : dross, scoria the recrement of ore

History and Etymology for recrement

Middle French or Latin; Middle French recrement, from Latin recrementum, from re- + cre- (stem of cernere to separate, sift) + -mentum -ment

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