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Definition of "microscope" []

  • An optical instrument that uses a lens or a combination of lenses to produce magnified images of small objects, especially of objects too small to be seen by the unaided eye. (noun)
  • An instrument, such as an electron microscope, that uses electronic or other processes to magnify objects. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "microscope" in a sentence
  • "He bought an old television picture tube and a faulty electron microscope from the university that they were going to throw out anyway."
  • "The reason she's "under such a microscope" is because she's devisive and hyper-hypocritacal."
  • "As glass improved, so did compound microscopes: but even the best optical microscope is limited to a magnification of about 2,000."