different between evanescent vs spectral

English

Etymology

Borrowed from French évanescent (“evanescent”), from Latin ?v?n?sc?ns (“disappearing, vanishing”), present participle of ?v?n?sc? (“to disappear, vanish; to die out, fade away; to lapse”), from ?- (variant of ex- (prefix meaning ‘away, out’)) + v?n?sc? (“to vanish”) (from v?nus (“empty, vacant, void”), from Proto-Indo-European *h?weh?- (“to abandon, leave”)) + -?sc? (suffix forming verbs with the sense ‘to become’)).

Pronunciation

• (Received Pronunciation) IPA^(key): /?v??n?s(?)nt/, /i?v?-/
• (General American) IPA^(key): /??v??n?s?nt/
• Rhymes: -?s?nt
• Hyphenation: eva?nes?cent

Adjective

evanescent (comparative more evanescent, superlative most evanescent)

1. Disappearing, vanishing.

   Synonym: nonevanescent

   1. (electromagnetism) 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.
   2. (mathematics) Of a number or value: diminishing to the point of reaching zero as a limit; infinitesimal.
2. Barely there; almost imperceptible.
3. Ephemeral, fleeting, momentary.

   Synonyms: nonevanescent; see also Thesaurus:ephemeral

   1. (botany) Of plant parts: shed after a period.

Derived terms

• evanescence
• evanescently
• nonevanescent

Related terms

• evanesce

Translations

References

Further reading

• evanescent field on Wikipedia.Wikipedia
• evanescent (disambiguation) on Wikipedia.Wikipedia

Latin

Verb

?v?n?scent

1. third-person plural future active indicative of ?v?n?sc?

Romanian

Etymology

From French évanescent

Adjective

evanescent m or n (feminine singular evanescent?, masculine plural evanescen?i, feminine and neuter plural evanescente)

1. evanescent

Declension

English

Etymology

Equivalent to spectre +? -al.

Pronunciation

• IPA^(key): /?sp?kt???/

Adjective

spectral (comparative more spectral, superlative most spectral)

1. Of, or pertaining to, spectres; ghostly.

   Synonym: ghostly

   Antonym: nonspectral
2. Of, or pertaining to, spectra; classified according to frequency or wavelength (of light etc)

Derived terms

Translations

Anagrams

• cepstral, craplets, sceptral

French

Pronunciation

• IPA^(key): /sp?k.t?al/

Adjective

spectral (feminine singular spectrale, masculine plural spectraux, feminine plural spectrales)

1. spectral

Related terms

• spectre

Further reading

• “spectral” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Romanian

Etymology

French spectral

Pronunciation

• IPA^(key): [spek?tral]

Adjective

spectral m or n (feminine singular spectral?, masculine plural spectrali, feminine and neuter plural spectrale)

1. spectral

Declension

Synonyms

• fantomatic

Related terms

• spectru