ˈalyəˌdel noun
( -s )
Etymology: Middle French alutel, aludel, from Spanish & Medieval Latin; Spanish aludel & Medieval Latin allutel, from Arabic al-uthāl, the vessel
: one of the pear-shaped or bottle-shaped pots open at both ends so that the neck can be fitted into the bottom of another similar pot in succession used to form a condenser in sublimation processes