ultramicroscopic

/ (ˌʌltrəˌmaɪkrəˈskɒpɪk) /

adjective

too small to be seen with an optical microscope
of or relating to an ultramicroscope

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Derived forms of ultramicroscopic

ultramicroscopy (ˌʌltrəmaɪˈkrɒskəpɪ), noun
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

Example sentences from the Web for ultramicroscopic

  • The term virus or filterable virus is likewise applied to these ultramicroscopic and filterable agents.

    The Fundamentals of Bacteriology|Charles Bradfield Morrey
  • In this way as well as by the inoculation of animals the presence of the ultramicroscopic kinds may be demonstrated.

    Insects and Diseases|Rennie W. Doane

Medical definitions for ultramicroscopic

ultramicroscopic
[ ŭl′trə-mī′krə-skŏpĭk ]

adj.

Too minute to be seen with an ordinary microscope.
Of or relating to an ultramicroscope.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.