/ ˌɪməˈtɪəriəl; NAmE -ˈtɪr-/ adjective
1.
[ not usually before noun ] immaterial (to sb/sth) not important in a particular situation
SYN irrelevant :
The cost is immaterial.
It is immaterial to me whether he stays or goes.
2.
( formal ) not having a physical form :
an immaterial God
OPP material
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WORD ORIGIN
late Middle English (in sense 2): from late Latin immaterialis , from in- not + materialis relating to matter.