aludel
/ˈæljʊdel/noun
- a pear-shaped earthenware or glass pot, open at both ends to enable a series to be fitted one above another, formerly used in sublimation and other chemical processes梨形罐, 梨状升华器。
词源
late Middle English: from Old French alutel, via Spanish from Arabic al-'uṭāl 'the sublimation vessel'.