Learn how to say Immateriality correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word immaterial:
1unimportant under the circumstances; irrelevant:
the difference in our ages is immaterial
2 Philosophy spiritual, rather than physical:
we have immaterial souls
late Middle English (in immaterial (sense 2)): from late Latin immaterialis, from in- ‘not’ + materialis ‘relating to matter’