Definition of: emanation

(em′ə·nā′shən) noun
1. The act of issuing or flowing forth from some origin or source.
2. That which proceeds from an origin or source; efflux; effluence.
3. The pantheistic doctrine that all existing things have been created as effluxes of the Divine Essence; hence, an outcome or product of such a process.
4. Physics An inert gaseous product of disintegration in certain radioactive substances, as radon and thoron.
—em′a·na′tive adjective
—em′a·na′tive·ly adverb