Antonyms of adj immaterial

5 senses of immaterial

Sense 1
immaterial (vs. material) -- (of no importance or relevance especially to a law case; "an objection that is immaterial after the fact")

material (vs. immaterial) -- (directly relevant to a matter especially a law case; "his support made a material difference"; "evidence material to the issue at hand"; "facts likely to influence the judgment are called material facts"; "a material witness")
        => crucial -- (having crucial relevance; "crucial to the case"; "relevant testimony")

Sense 2
incorporeal (vs. corporeal), immaterial -- (without material form or substance; "an incorporeal spirit")


Sense 3
immaterial (vs. material), nonmaterial -- (not consisting of matter; "immaterial apparitions"; "ghosts and other immaterial entities")

material (vs. immaterial) -- (derived from or composed of matter; "the material universe")
        => physical -- (having substance or material existence; perceptible to the senses; "a physical manifestation"; "surrounded by tangible objects")
        => physical -- (concerned with material things; "physical properties"; "the physical characteristics of the earth"; "the physical size of a computer")

Sense 4
extraneous, immaterial, impertinent, orthogonal -- (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")

INDIRECT (VIA irrelevant) -> relevant -- (having a bearing on or connection with the subject at issue; "the scientist corresponds with colleagues in order to learn about matters relevant to her own research")

Sense 5
immaterial, indifferent -- ((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")

INDIRECT (VIA unimportant) -> important, of import -- (of great significance or value; "important people"; "the important questions of the day")

Similarity of adj immaterial

5 senses of immaterial

Sense 1
immaterial (vs. material) -- (of no importance or relevance especially to a law case; "an objection that is immaterial after the fact")

Sense 2
incorporeal (vs. corporeal), immaterial -- (without material form or substance; "an incorporeal spirit")
       => discorporate, unembodied, bodiless, unbodied, disembodied -- (not having a material body; "bodiless ghosts")
       => spiritual -- (lacking material body or form or substance; "spiritual beings"; "the vital transcendental soul belonging to the spiritual realm"-Lewis Mumford)
          Also See-> unbodied#1

Sense 3
immaterial (vs. material), nonmaterial -- (not consisting of matter; "immaterial apparitions"; "ghosts and other immaterial entities")
       => intangible, nonphysical -- (lacking substance or reality; incapable of being touched or seen; "that intangible thing--the soul")
          Also See-> insubstantial#1, unsubstantial#1, unreal#4

Sense 4
extraneous, immaterial, impertinent, orthogonal -- (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")
       => irrelevant (vs. relevant) -- (having no bearing on or connection with the subject at issue; "an irrelevant comment"; "irrelevant allegations")

Sense 5
immaterial, indifferent -- ((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")
       => unimportant (vs. important) -- (not important; "a relatively unimportant feature of the system"; "the question seems unimportant")