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Diotimos Library · Esotericism & Spirituality Collection · English Edition

Gerhard Dorn and John French

A Chymical Dictionary

An Expanded Diotimos Lexicon of Paracelsian and Alchemical Language

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A Chymical DictionaryZerus

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English Edition · Branch 195 of 740

Zerus

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A Chymical Dictionary

p. 195

Zerus

Metals minerals and metallic preparations · A Chymical Dictionary

At a Glance

The word. A short historical name for gold.

In the book. Compare Regale, a cement used to purify gold, and Quartatio, an assay described through gold and silver.

A place to read. The historical definition below, 1650 dictionary, unnumbered definition page 48; facsimile PDF page 376.

Historical Definition

Zerus is gold.

Meaning

The dictionary supplies a direct metal equivalent. The entry does not specify a particular assay, preparation or philosophical transformation.

Use in the Book

Compare Regale, a cement used to purify gold, and Quartatio, an assay described through gold and silver. Those entries add operations that are absent from the bare synonym.

Places to Read

Quartatio. A gold assay described through the separation of silver from gold.

Regale. A cement used in the purification of gold.

Historical source: 1650 dictionary, unnumbered definition page 48; facsimile PDF page 376 — Facsimile

Sources. A Chymicall Dictionary (1650), s.v. Zerus; 1650 facsimile PDF p. 376; compare Quartatio, Regale

See also. Quartatio; Regale

195

About This Reading Edition

The complete 706 historical definitions of the 1650 English dictionary, modernised and accompanied by expanded Diotimos commentary, reading routes, 15 textual notes and complete linked indexes.

Historical Text

A Chymicall Dictionary, London 1650, English version associated with John French, based on Gerhard Dorn’s Dictionarium Theophrasti Paracelsi. The containing volume also prints Sendivogius and Paracelsus; neither neighboring work changes this dictionary’s attribution.

About This Edition

Complete 706 definition paragraphs with new introduction, commentary, reading guides and indexes; Diotimos Editions, 2026.

Rights

The historical 1650 English text is in the public domain. New introduction, commentary, reading guides and indexes are © 2026 Diotimos Editions and published with the site owner’s authorization.