Pneuma
Pneuma is a Greek word meaning wind, air, breath, or spirit. In ancient Greek usage, it signified the breath of life and by extension the life force animating beings. The term has influenced philosophy, medicine, and theology, and appears in many modern scientific terms through the combining form pneum- and the Latinized form pneuma.
In Aristotelian physiology, pneuma denotes a form of vital heat carried by the body's air or breath
In ancient medicine, pneuma was seen as a vital spirit produced in the heart or lungs and
In Jewish and Christian Greek literature, pneuma translates both “breath” and “spirit,” and is used for the
Today, pneuma survives primarily in linguistic and scholarly contexts as a root in terms such as pneum-