ultramicroscope

noun

ul·​tra·​mi·​cro·​scope ˌəl-trə-ˈmī-krə-ˌskōp How to pronounce ultramicroscope (audio)
: an apparatus for making visible by scattered light particles too small to be perceived by an ordinary microscope

Examples of ultramicroscope in a Sentence

Recent Examples on the Web
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Older ultramicroscopes were able to create planes approximately ten microns thick. David Grossman, Popular Mechanics, 26 Nov. 2018 By adding an additional lens, Saghafi was able to create an ultramicroscope with a focal point that can change. David Grossman, Popular Mechanics, 26 Nov. 2018 With ultramicroscopes, the tissue is illuminated with a laser beam that penetrates tissue and lights up certain molecules that lie exactly in that plane. David Grossman, Popular Mechanics, 26 Nov. 2018

Word History

Etymology

back-formation from ultramicroscopic

First Known Use

1906, in the meaning defined above

Time Traveler
The first known use of ultramicroscope was in 1906

Dictionary Entries Near ultramicroscope

Cite this Entry

“Ultramicroscope.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultramicroscope. Accessed 28 Nov. 2024.

Medical Definition

ultramicroscope

noun
ul·​tra·​mi·​cro·​scope ˌəl-trə-ˈmī-krə-ˌskōp How to pronounce ultramicroscope (audio)
: an apparatus for making visible by scattered light particles too small to be perceived by the ordinary microscope

called also dark-field microscope

ultramicroscopy noun
plural ultramicroscopies

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