evanescent
Meanings
adj
- Disappearing, vanishing.
- Of an oscillating electric or magnetic field: not propagating as an electromagnetic wave but having its energy spatially concentrated in the vicinity of its source.
- Of a number or value: diminishing to the point of reaching zero as a limit; infinitesimal.
- Barely there; almost imperceptible.
- Ephemeral, fleeting, momentary.
- Of plant parts: shed after a period.
Pronunciation
Word forms
Etymology
Borrowed from French évanescent (“evanescent”), from Latin ēvānēscēns (“disappearing, vanishing”), present participle of ēvānēscō (“to disappear, vanish; to die out, fade away; to lapse”), from ē- (variant of ex- (prefix meaning ‘away, out’)) + vānēscō (“to vanish”) (from vānus (“empty, vacant, void”), from Proto-Indo-European *h₁weh₂- (“to abandon, leave”)) + -ēscō (suffix forming verbs with the sense ‘to become’)).
Antonyms
Related words
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Translations
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