Operations instruments and practitioners

Pyramis

A vessel identified through its pyramidal form.

From the book

A Chymical Dictionary

Gerhard Dorn and John French · Diotimos Editions · 2026

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Orientation

At a Glance

  • The wordA vessel identified through its pyramidal form.
  • In the bookOvum Philosophicum is identified through an egg shape, while Pelicanus is defined through circulation.
  • A place to readThe historical definition below, 1650 dictionary, unnumbered definition page 38; facsimile PDF page 366.

Historical definition

Pyramis is a vessel made in the shape of a pyramid.

Meaning

The definition concerns an instrument’s shape. It does not specify what the vessel contains or which operation is performed in it.

Use in the book

Ovum Philosophicum is identified through an egg shape, while Pelicanus is defined through circulation. The contrasts show how vessel names can preserve either form or function as their chief finding feature.

Places to read

  1. PyramisRead the complete historical definition and its commentary.
  2. Ovum PhilosophicumAn egg-shaped glass vessel for philosophical operations.
  3. PelicanusA vessel defined through circulation.
  4. PhialaA glass bottle or vial.

Source note

Historical source. 1650 dictionary, unnumbered definition page 38; facsimile PDF page 366 — Facsimile

Sources. A Chymicall Dictionary (1650), s.v. Pyramis; 1650 facsimile PDF p. 366; compare Ovum Philosophicum, Pelicanus, Phiala