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ultramicroscopic

British  
/ ˌʌltrəˌmaɪkrəˈskɒpɪk, ˌʌltrəmaɪˈkrɒskəpɪ /

adjective

  1. too small to be seen with an optical microscope

  2. of or relating to an ultramicroscope

"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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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Its predictions are stunningly accurate, and its power to grasp the unseen ultramicroscopic world has brought us modern marvels.

From New York Times • May 8, 2018

Blumberg found the cause to be an ultramicroscopic viruslike particle.

From Time Magazine Archive

The increased understanding of ultramicroscopic cellular activities has led to the development of new drugs for a wide variety of disorders, including heart disease.

From Time Magazine Archive

They are organic chemical compounds in the blood stream, in units of ultramicroscopic size.

From Time Magazine Archive

Horse-sickness takes ten short days to develop after infection, and the organism is so tiny that it passes through the finest filter and is ultramicroscopic.

From Sketches of the East Africa Campaign by Dolbey, Robert Valentine

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