ultramicroscope

noun
ul·tra·mi·cro·scope | \ˌəl-trə-ˈmī-krə-ˌskōp \

Definition of ultramicroscope 

: an apparatus for making visible by scattered light particles too small to be perceived by an ordinary microscope

First Known Use of ultramicroscope

1906, in the meaning defined above

History and Etymology for ultramicroscope

back-formation from ultramicroscopic

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The first known use of ultramicroscope was in 1906

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ultramicroscope

noun
ul·tra·mi·cro·scope | \ˌəl-trə-ˈmī-krə-ˌskōp \

Medical Definition of ultramicroscope 

: an apparatus for making visible by scattered light particles too small to be perceived by the ordinary microscope

called also dark-field microscope

Other Words from ultramicroscope

ultramicroscopy \-mī-ˈkräs-kə-pē \ noun plural ultramicroscopies

More from Merriam-Webster on ultramicroscope

Britannica.com: Encyclopedia article about ultramicroscope

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