PWN-3.0 relation(s)

eq_synonym

purification _1(n), refinement _1(n), refining _1(n) the process of removing impurities (as from oil or metals or sugar etc.)

CILI relation(s)

eq_synonym

purification _4(n), refinement _4(n), refining _1(n) the process of removing impurities (as from oil or metals or sugar etc.)