Definitions for "Pneuma"
spirit; "pneumapathology": spiritual disease (Schelling)
Means 'the wind' 'to breathe' or 'blow' -- Greek for 'Spirit'
(Greek) Breath. An airlike substance believed to be a dynamic principle.
The term wants to name a supposed elementary and original minimal entity of the aither in its pure virtuality. Minimal unity that has inside itself the characters of the aither. It would be the "raw material" from which all the aitherions made and originated are.