ultramicroscope [uhl-tr uh- mahy-kr uh-skohp] EXAMPLES | WORD ORIGIN noun an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope. Related forms ul·tra·mi·cro·scop·ic , [uhl-tr uh-mahy-kr uh- skop-ik] /ˌʌl trəˌmaɪ krəˈskɒp ɪk/ ul·tra·mi·cro·scop·i·cal, adjective
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for ultramicroscopic Historical Examples of ultramicroscopic
The term virus or filterable virus is likewise applied to these
ultramicroscopic and filterable agents.
In this way as well as by the inoculation of animals the presence of the
ultramicroscopic kinds may be demonstrated. British Dictionary definitions for ultramicroscopic adjective too small to be seen with an optical microscope of or relating to an ultramicroscope Derived Forms ultramicroscopy ( ˌʌltrəmaɪˈkrɒskəpɪ), noun noun a microscope used for studying colloids, in which the sample is strongly illuminated from the side and colloidal particles are seen as bright points on a dark background Also called: dark-field microscope
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
ultramicroscopic in Medicine ultramicroscopic [ŭl′trə-mī′krə-skŏp ′ĭk] adj. Too minute to be seen with an ordinary microscope. Of or relating to an ultramicroscope. ultramicroscope [ŭl′trə-mī ′krə-skōp′] n. A microscope with high-intensity illumination used to study very minute objects.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.