IMMATERIAL

1. [a] not consisting of matter; "immaterial apparitions"; "ghosts and other immaterial entities"

2. [a] without material form or substance; "an incorporeal spirit"

3. [s] (often followed by `to'') lacking importance; not mattering one way or the other; "whether you choose to do it or not is a matter that is quite immaterial (or indifferent)"; "what others think is altogether indifferent to him"

4. [a] of no importance or relevance especially to a law case; "an objection that is immaterial after the fact"

5. [s] not pertinent to the matter under consideration; "an issue extraneous to the debate"; "the price was immaterial"; "mentioned several impertinent facts before finally coming to the point"

similar words

1. [s] intangible

2. [s] nonphysical

3. [s] discorporate

4. [s] unembodied

5. [s] bodiless

6. [s] unbodied

7. [s] disembodied

8. [s] spiritual

9. [a] unimportant

10. [a] irrelevant

opposite words

1. [a] material

2. [a] corporeal

3. [a] material

4. [a] material