IMMATCHABLE
Im*match"a*ble, a.

Defn: Matchless; peerless. [Obs.] Holland.

IMMATERIAL Im"ma*te"ri*al, a. Etym: [Pref. im- not + material: cf. F. immatériel.]

1. Not consisting of matter; incorporeal; spiritual; disembodied. Angels are spirits immaterial and intellectual. Hooker.

2. Of no substantial consequence; without weight or significance; unimportant; as, it is wholly immaterial whether he does so or not.

Syn. — Unimportant; inconsequential; insignificant; inconsiderable; trifling.

IMMATERIALISM
Im`ma*te"ri*al*ism, n. Etym: [Cf. F. immatérialisme.]

1. The doctrine that immaterial substances or spiritual being exist, or are possible.

2. (Philos.)

Defn: The doctrine that external bodies may be reduced to mind and ideas in a mind; any doctrine opposed to materialism or phenomenalism, esp. a system that maintains the immateriality of the soul; idealism; esp., Bishop Berkeley's theory of idealism.