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[mahy-kruh-tohm] /ˈmaɪ krəˌtoʊm/
an instrument for cutting very thin sections, as of organic tissue, for microscopic examination.
Origin of microtome
First recorded in 1855-60; micro- + -tome
Related forms
[mahy-kruh-tom-ik] /ˌmaɪ krəˈtɒm ɪk/ (Show IPA),
microtomist, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for microtome
Historical Examples
  • When cold, the sections may be cut in any of the ordinary forms of microtome.

    On Laboratory Arts Richard Threlfall
  • My hunting knife, honed as fine as the edge of a microtome blade.

    Backlash Winston Marks
  • After hardening, sections were obtained of the paint film by means of a microtome.

    Paint Technology and Tests Henry A. Gardner
  • There's a microtome in the laboratory here, but I might take weeks to get on terms with it.

    Swirling Waters Max Rittenberg
  • Henceforth I'll keep to the strictly neutral 'it' when I mention a microtome.

    Swirling Waters Max Rittenberg
  • I leave the problem to the masters of the microtome and the scalpel.

    The Life of the Spider J. Henri Fabre
  • If a microtome takes a liking to you, she'll work herself to the bone while you merely rest your hand on the lever.

    Swirling Waters Max Rittenberg
  • An instrument which will cut a blood corpuscle into several parts—that's the microtome, the "small-cutter," as the name implies.

    The Romance of Modern Mechanism Archibald Williams
  • The demonstrator turned, walked slowly back past the microtome, and left the laboratory by the preparation-room door.

  • Murt found Phyllis Sutton at the microtome, finishing a wax section, and showed her the bulletin.

    Mate in Two Moves Winston Marks
British Dictionary definitions for microtome


an instrument used for cutting thin sections, esp of biological material, for microscopical examination
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
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microtome in Medicine

microtome mi·cro·tome (mī'krə-tōm')
An instrument that is used to cut a specimen, as of organic tissue, into thin sections for microscopic examination. Also called histotome.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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