- Jabir ibn Hayyan, 8th-century a.d., Arab alchemist.
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Jabir ibn Hayyan
- ?721–?815. Arab alchemist, whose many works enjoyed enormous esteem among later alchemists, such as Geber
- Latinized form of Jabir, assumed in honour of Jabir ibn Hayyan by a 14th-century alchemist, probably Spanish: he described the preparation of nitric and sulphuric acids