evanescent Definition
quickly fading or disappearing from sight, memory, or existence; ephemeral.
Using evanescent: Examples
Take a moment to familiarize yourself with how "evanescent" can be used in various situations through the following examples!
Example
The evanescent beauty of a rainbow.
Example
The evanescent nature of youth.
Example
The evanescent bubbles in a glass of champagne.
evanescent Synonyms and Antonyms
Phrases with evanescent
a type of electromagnetic wave that decays exponentially with distance from the source
Example
Evanescent waves are used in near-field microscopy to achieve high resolution.
the electromagnetic field that exists outside a waveguide or optical fiber and decays exponentially with distance from the boundary
Example
The evanescent field can be used to excite surface plasmons in metal nanoparticles.
a type of electromagnetic wave that propagates parallel to a boundary and decays exponentially with distance from the boundary
Example
Evanescent modes are important in waveguides and optical fibers.
Origins of evanescent
from Latin 'evanescere', meaning 'to disappear'
Summary: evanescent in Brief
The term 'evanescent' [ˌɛvəˈnɛsnt] refers to something that quickly fades or disappears from sight, memory, or existence. It is often used to describe fleeting moments of beauty or youth, as well as bubbles in a glass of champagne. 'Evanescent' can also refer to specific types of electromagnetic waves, such as evanescent waves, fields, and modes.
