Dictionary.com
definitions
  • synonyms

scanning electron microscope

See more synonyms for scanning electron microscope on Thesaurus.com
noun
  1. a device in which the specimen is examined point by point directly in a moving electron beam, and electrons reflected by the specimen are used to form a magnified, three-dimensional image on a television screen. Abbreviation: SEM
Show More

Origin of scanning electron microscope

First recorded in 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for scanning electron microscope

scanning electron microscope

noun
  1. a type of electron microscope that produces a three-dimensional image
Show More
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

scanning electron microscope in Medicine

scanning electron microscope

(skănĭng)
n.
  1. An electron microscope that forms a three-dimensional image on a cathode-ray tube by moving a beam of focused electrons across an object and reading both the electrons scattered by the object and the secondary electrons produced by it.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

scanning electron microscope in Science

scanning electron microscope

[skănĭng]
  1. An electron microscope that moves a narrowly focused beam of electrons across an object and detects the patterns made by the electrons scattered by the object and the electrons knocked loose from the object. From these patterns a three-dimensional image of the object is created.
Show More
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.