variants: or less commonly scintilliscope \ sin‧ˈtiləˌskōp \

Definition of scintilloscope

: a small instrument similar to the spinthariscope for exhibiting scintillations (as of a radioactive substance) on a sensitive screen

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of scintilloscope

1904, in the meaning defined above

History and Etymology for scintilloscope

scintillo-, scintilli- (from Latin scintilla) + -scope

Keep scrolling for more

Learn More about scintilloscope

Share scintilloscope

Statistics for scintilloscope

Look-up Popularity

Time Traveler for scintilloscope

The first known use of scintilloscope was in 1904

See more words from the same year

Comments on scintilloscope

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


to express emotion in a dramatic way

Get Word of the Day daily email!

Test Your Vocabulary

What did you just call me?! A Quiz

  • rows-of-various-emoji
  • If a member of the audience describes your speech as bombastic, does that person mean it is:
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Dictionary Devil

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


Love words? Need even more definitions?

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