Skip to definition.
Get the FREE one-click dictionary software for Windows.


Noun: uracil  yûrusil
  1. A base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine
    - U

Derived forms: uracils

Type of: base, nucleotide

Part of: ribonucleic acid, RNA

Encyclopedia: Uracil