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bromouracil

American  
[broh-moh-yoor-uh-sil] / ˌbroʊ moʊˈyʊər ə sɪl /

noun

Biochemistry.
  1. a uracil derivative, C 4 H 3 N 2 O 2 Br, that pairs with adenine and sometimes with guanine during phage and bacterial DNA synthesis.


Etymology

Origin of bromouracil

First recorded in 1955–60; bromo- + uracil