ethidium bromide

noun

ethid·​ium bromide e-ˈthi-dē-əm- How to pronounce ethidium bromide (audio)
: a fluorescent mutagenic biological dye C21H20BrN3 that is used especially to stain nucleic acids

Word History

Etymology

ethyl + -id + -ium

First Known Use

1952, in the meaning defined above

Time Traveler
The first known use of ethidium bromide was in 1952

Dictionary Entries Near ethidium bromide

Cite this Entry

“Ethidium bromide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ethidium%20bromide. Accessed 22 May. 2024.

Medical Definition

ethidium bromide

noun
ethid·​ium bromide e-ˈthid-ē-əm- How to pronounce ethidium bromide (audio)
: a fluorescent mutagenic biological dye C21H20BrN3 that is used especially to stain nucleic acids
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