S18
S18 stands for:
- Bodensee Schnellstraße , a planned expressway in Austria
- HMS Otus (S18) , a British Oberon-class submarine
- the Chery S18 , an advertised plug-in hybrid - Car of the Chinese automaker Chery Automobile
S-18 stands for:
- USS S-18 (SS-123) , a United States Navy submarine
Š-18 stands for:
- Letov Š-18 , a single-engine, two-seat biplane designed as a trainer aircraft
