Alembic (noun)

1. An ancient chemical still consisting of two vessels connected by a tube, used for distillation.
2. A device or apparatus used for distillation.

Origin:

Late latin alembicum, from arabic al-anbiq 'still', from greek ambix 'cup, beaker'.

Examples:

1. The alchemist used an alembic to turn lead into gold.
2. The alembic was heated until the liquid began to boil.
3. The alembic was a crucial tool for the distillation of essential oils.
4. The alembic's design allowed for the separation of the liquid from its impurities.
5. The alembic was an important instrument in the history of chemistry.