verb (used with object), e·dul·co·rat·ed, e·dul·co·rat·ing.Chemistry.
to free from acids, salts, or impurities by washing; purify.
Origin: 1800–10; < Neo-Latin ēdulcorātus, equivalent to ē-e- + Late Latin dulcorātus sweetened (past participle of dulcorāre), equivalent to Latin dulcor sweetness (dulc(is) sweet + -or-or1) + -ātus-ate1