frazil /frazˈil or frāˈzil/ (N American)

1. Ground-ice
2. Ice in small spikes and plates in rapid streams

• RS
• Rs
• RSA
• RSA encryption
• RSAMD
• RSC
• RSE
• RSFSR
• RSI
• RSJ
• RSL
• RSM
• RSNC
• RSNO
• RSNZ
• RSPB
• RSPCA
• RSS
• RSSA
• RSSPCC
• RSTM&H
• RSV
• RSVP
• rt
• RT