ethidium bromide

noun

ethid·​ium bromide e-ˈthi-dē-əm- 

: 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

Medical Definition

ethidium bromide

noun

ethid·​ium bromide e-ˈthid-ē-əm- 

: a fluorescent mutagenic biological dye C₂₁H₂₀BrN₃ that is used especially to stain nucleic acids