The Collaborative International Dictionary
Imperishably
Imperishable \Im*per"ish*a*ble\, a. [Pref. im- not + perishable: cf. F. imp['e]rissable.] Not perishable; not subject to decay; indestructible; enduring permanently; as, an imperishable monument; imperishable renown. -- Im*per"ish*a*ble*ness, n. -- Im*per"ish*a*bly, adv.
Wiktionary
imperishably
adv. In an imperishable manner.
Usage examples of "imperishably".
Sandy said tonelessly, and looked at the dead scientist, as if impressing the hideous sight imperishably upon her mind.
Her love for Kundalimon glowed imperishably within her: she was certain of that.
What message were they trying to pass on across the constantly moving sea of time that was imperishably engraved in stone?
And even if that memory had not been etched imperishably into his heart and mind, he had no choice.