[], (Noun)

Definitions:
- A hypothetical original undifferentiated matter from which the chemical elements were supposed to derive.


Phrases:

Origin:
late 19th century; earliest use found in William Crookes (1832–1919), chemist and science journalist. Irregularly from proto- + ancient Greek ὕλη timber, material, (in philosophical language) matter; compare πρώτη ὕλη first matter or substance (Aristotle Metaphysics)