3 definitions
Definition.com
The Axiom of Maria (n.) says that out of the Third comes the One as the Fourth — the alchemists' fifteen-hundred-year riddle, answered when synchronicity joins space, time and causality as a quaternio.
Definition.com
The Axiom of Maria (n.) counts out wholeness: one becomes two, two becomes three, and from the third comes the One as the fourth.
Definition.com
Gum (n.) is the alchemists' glue of the world, the medium between mind and body: "Marry gum with gum in true marriage."