sub·ma·rin·er 
(sŭb-mə-rēnər, sŭb′mărə-nər)
(sŭb-mə-rēnər, sŭb′mărə-nər)n.
1. A member of the crew of a submarine.
2. Baseball A pitcher who throws submarine pitches.
- ratiocinate
- ratiocination
- ratiocinative
- ratiocinator
- ration
- rational
- rationale
- rational function
- rational horizon
- rationalism
- rationalist
- rationalistic
- rationalistically
- rationality
- rationalization
- rationalize
- rationalizer
- rationally
- rationalness
- rational number
- Rat Islands
- ratite
- rat kangaroo
- ratlin
- ratline