- A saw with a slender blade connected at each end to a narrow handle that curves outward like an archer's bow.弓形锯：一种带有象弓一样向外曲的窄把手，两端用细长刀片相连而成的锯
- Arizona College of the Bible
- Arizona State University
- Arizona Western College
- Arjuna
- ark
- Arkansas
- Arkansas Baptist College
- Arkansas Baptist College
- Arkansas College
- Arkansas River
- Arkansas State University
- run–on sentence
- run–through
- run–up
- rupee
- rupees
- Rupert
- Rupert River
- rupiah
- rupiahs
- rupicoline
- rupicolous
- rupture
- ruptured
- ruptures