The act or process of freeing from zinc; also, the condition resulting from the removal of zinc.
dezincification
enUK
dezincification
[dē‚ziŋk·ə·fə′kā·shən] (chemistry) Removal of zinc. (metallurgy) Corrosion of brass in which both components of the alloy are dissolved and the copper is redeposited as a porous surface residue.