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noun
The action of reassay ; an instance of this, a second or subsequent assay.
Origin
Mid 18th century; earliest use found in Acts of Assembly, Island Jamaica. Either from re- + assay, or directly from reassay.
reassay2
verb
1To retest the purity of (a metal or ore).
2To perform a second or subsequent biochemical, physiological, or immunological assay of (a sample) to assess the strength or activity of a biologically active substance.
Origin
Late 16th century (in an earlier sense). From re- + assay.
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