electron probe

noun

: a microprobe that uses an electron beam to induce X-ray emissions in a sample

Word History

First Known Use

1943, in the meaning defined above

Time Traveler

The first known use of electron probe was in 1943

See more words from the same year

Browse Nearby Entries

electron pair

electron probe

electron-ray tube

See all Nearby Words

Cite this Entry

Style

“Electron probe.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/electron%20probe. Accessed 27 Feb. 2025.

Copy Citation

Popular in Grammar & Usage

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)

'Canceled' or 'cancelled'?

Why is '-ed' sometimes pronounced at the end of a word?

What's the difference between 'fascism' and 'socialism'?

More Commonly Misspelled Words

Popular in Wordplay

'In Vino Veritas' and Other Latin Phrases to Live By

Even More Words That Sound Like Insults But Aren't

10 Words from Taylor Swift Songs (Merriam's Version)

More Words with Remarkable Origins

Terroir, Oenophile, & Magnum: Ten Words About Wine

Popular Features

electron probe

noun

Word History

Browse Nearby Entries

Cite this Entry

More from Merriam-Webster

Can you solve 4 words at once?

Can you solve 4 words at once?

Word of the Day

doff

Popular in Grammar & Usage