Of no importance or relevance especially to a law case.

Roget 4: unsubstantial; baseless, groundless; ungrounded; without foundation, having no foundation.    visionary etc. (imaginary) 515; immaterial etc. 137; spectral etc. 980; dreamy; shadowy; ethereal, airy; cloud built, cloud formed; gossamery, illusory, insubstantial, unreal.    vacant, vacuous; empty etc. 187; eviscerated; blank, hollow; nominal; null; inane.    ... show more

Roget 450: intellectual [Relating to intellect], mental, rational, subjective, metaphysical, nooscopic^†, spiritual; ghostly; psychical^†, psychological; cerebral; animastic^†; brainy; hyperphysical^†, superphysical^†; subconscious, subliminal.    immaterial etc. 317; endowed with reason.    ... show more

Without material form or substance.

synonym: incorporeal.

Roget 317: immaterial, immateriate^†; incorporeal, incorporal^†; incorporate, unfleshly^†; supersensible^†; asomatous^†, unextended^†; unembodied^†, disembodied; extramundane, unearthly; pneumatoscopic^†; spiritual etc. (psychical) 450^†.    personal, subjective, nonobjective.    ... show more

Not consisting of matter:
— Immaterial apparitions.
— Ghosts and other immaterial entities.

synonym: nonmaterial.

Polish: niematerialny

Not pertinent to the matter under consideration:
— The price was immaterial.

synonyms: extraneous, impertinent, orthogonal.

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).

synonym: indifferent.

Roget 643: unimportant; of little account, of small account, of no account, of little importance, of no importance etc. 642; immaterial; unessential, nonessential; indifferent.    subordinate etc. (inferior) 34; mediocre etc. (average) 29; passable, fair, respectable, tolerable, commonplace; uneventful, mere, common; ordinary etc. (habitual) 613; inconsiderable, so-so, insignificant, inappreciable.    trifling, trivial; slight, slender, light, flimsy, frothy, idle; puerile etc. (foolish) 499; airy, shallow; weak etc. 160; powerless etc. 158; frivolous, petty, niggling; piddling, peddling; fribble^†, inane, ridiculous, farcical; finical, finikin^†; fiddle-faddle, fingle-fangle^†, namby-pamby, wishy-washy, milk and water.    poor, paltry, pitiful; contemptible etc. (contempt) 930; sorry, mean, meager, shabby, miserable, wretched, vile, scrubby, scrannel^†, weedy, niggardly, scurvy, putid^†, beggarly, worthless, twopennyhalfpenny, cheap, trashy, catchpenny, gimcrack, trumpery; one-horse [U.S.].    not worth the pains, not worth while, not worth mentioning, not worth speaking of, not worth a thought, not worth a curse, not worth a straw etc. n.; beneath notice, unworthy of notice, beneath regard, unworthy of regard, beneath consideration, unworthy of consideration; de lana caprina [It]; vain etc. (useless) 645.    ... show more