evanescent ɛvəˈnɛs(ə)nt,iːvəˈnɛs(ə)nt/ adjective: evanescent literary soon passing out of sight, memory, or existence; quickly fading or disappearing. “the evanescent Arctic summer” synonyms: vanishing, fading, evaporating, melting away, disappearing, diminishing, dwindling, shrinking, fugitive; rarefugacious “they were operating on an evanescent budget” ephemeral, fleeting, short-lived, short-term, passing, transitory, transient, fugitive,momentary, temporary, brief, here today and gone tomorrow; rarefugacious “this has only an evanescent effect on the rate of inflation” antonyms: unlimited, permanent 2. PHYSICS denoting a field or wave which extends into a region where it cannot propagate and whose amplitude therefore…
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