im ‧ ma ‧ te ‧ ri ‧ al /ˌɪməˈtɪəriəl◂ $ -ˈtɪr-/ BrE AmE adjective
[ Word Family: noun : ↑ material , ↑ materialism , ↑ materialist , MATERIALS , ↑ materialization ; adjective : ↑ material , ↑ immaterial , ↑ materialistic , ↑ materialist ; adverb : ↑ materialistically , ↑ materially ; verb : ↑ materialize ]
1 . not important in a particular situation SYN irrelevant :
If you sign a document, it is wholly immaterial whether you have read it carefully or not.
2 . formal not having a physical body or form:
our immaterial soul