from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of a class of microscopes that use electrons rather than visible light to produce magnified images, especially of objects having dimensions smaller than the wavelengths of visible light, with linear magnification approaching or exceeding a million (106).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of several forms of microscope that use a beam of electrons rather than one of light and thus has a much greater resolving power
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a microscope that is similar in purpose to a light microscope but achieves much greater resolving power by using a parallel beam of electrons to illuminate the object instead of a beam of light
Sorry, no etymologies found.
A very expensive scanning electron microscope hooked to an energy dispersive X-ray unit sat prominently in the corner.
Analysis by electron microscope of a meteorite that did reach Earth from Mars meteorite ALH8400 has shown structures resembling fossil microbes.