Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. a pear-shaped pot with an opening at each end, formerly used for sublimation.

from the GNU version of the Collaborative International Dictionary of English

  • n. One of the pear-shaped pots open at both ends, and so formed as to be fitted together, the neck of one into the bottom of another in succession; -- used in the process of sublimation.

from The Century Dictionary and Cyclopedia

  • n. In chem., a name given to one of a number of pearshaped glasses or earthen pots, used in sublimation, resembling somewhat the ancient alembic, and open at both ends so that they can be fitted together in a series.
  • n. In modern times it has been applied almost exclusively to the thin earthen condensers used in the collection of mercury at the reduction-works at Almadén, Spain.

Etymologies

From Medieval Latin aludel, from Arabic الأثال al-ʾuṯāl, ‘the sublimation-vessel’. (Wiktionary)

Examples

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