immaterial
im-ma-te-ri-al
adjective
Not consisting of physical matter; spiritual or abstract in nature.
"Many believe the soul is an immaterial entity."
adjective
Not important or relevant to the matter being discussed; of no consequence.
"Whether he agrees or not is immaterial."
Thesaurus
Synonyms: extraneous, irrelevant, orthogonal, impertinent, nonphysical, intangible, nonmaterial, incorporeal, disembodied, bodiless, spiritual, discorporate