u·ra·cil 
(yrə-sĭl)
(yrə-sĭl)n. Abbr. U
A pyrimidine base, C4H4N2O2, that is an essential constituent of RNA.
[UR(EA) + AC(ETIC) + -il, substance relating to.]
- Election Day
- electioneer
- electioneerer
- elective
- electively
- electiveness
- elector
- electoral
- Electoral College
- electorally
- electorate
- electr-
- electr-
- Electra
- Electra complex
- electret
- electric
- electrical engineer
- electrical engineering
- electrically
- electrical storm
- electric arc
- electric blanket
- electric chair
- electric charge