ultramicroscope

noun
ul·​tra·​mi·​cro·​scope | \ ˌəl-trə-ˈmī-krə-ˌskōp How to pronounce ultramicroscope (audio) \

Definition of ultramicroscope

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

Keep scrolling for more

Examples of ultramicroscope in a Sentence

Recent Examples on the Web

Older ultramicroscopes were able to create planes approximately ten microns thick. David Grossman, Popular Mechanics, "These Glowing Fruit Fly Heads Can Help Us Understand the Human Brain," 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, "These Glowing Fruit Fly Heads Can Help Us Understand the Human Brain," 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, "These Glowing Fruit Fly Heads Can Help Us Understand the Human Brain," 26 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ultramicroscope.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of ultramicroscope

1906, in the meaning defined above

History and Etymology for ultramicroscope

back-formation from ultramicroscopic

Keep scrolling for more

Learn More about ultramicroscope

Statistics for ultramicroscope

Look-up Popularity

Time Traveler for ultramicroscope

The first known use of ultramicroscope was in 1906

See more words from the same year

Keep scrolling for more

More Definitions for ultramicroscope

ultramicroscope

noun
ul·​tra·​mi·​cro·​scope | \ ˌəl-trə-ˈmī-krə-ˌskōp How to pronounce ultramicroscope (audio) \

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 How to pronounce ultramicroscopy (audio) \ noun, plural ultramicroscopies

More from Merriam-Webster on ultramicroscope

Britannica.com: Encyclopedia article about ultramicroscope

Comments on ultramicroscope

What made you want to look up ultramicroscope? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

marked by a state of overwhelming emotion

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!