SANDIVER Meaning of SANDIVER in English [ 'sandɪvə ]■ noun scum on molten glass.OriginME: appar. from OFr. suin de verre 'exudation from glass', from suer 'to sweat' + verre 'glass'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004