Dictionary 1. (a.) Vanishing; fleeting; as, evanescent joy\.2. (a.) Vanishing from notice; imperceptible. Thesaurus atomic brittle capricious changeable corpuscular corruptible deciduous disappearing dissolving dying embryonic ephemeral evaporating fading fickle fleeting flitting fly-by-night flying fragile frail fugacious fugitive germinal granular impalpable imperceptible impermanent impetuous imponderable impulsive inappreciable inconstant indiscernible infinitesimal insubstantial intangible invisible melting microcosmic microscopic molecular momentary mortal mutable nondurable nonpermanent passing perishable short-lived subatomic temporal temporary tenuous thin transient transitive transitory ultramicroscopic undurable unenduring unseeable unstable vanishing volatile |