semicylinder
noun
semi·cylinder
"+
: a half of a cylinder divided longitudinally
semicylindrical
"+ 
adjective 
Word History
Etymology
semi- + cylinder
- cartridge brass
- cartridge buff
- cartridge fuse
- cartridge heater
- cartridge paper
- cartridge pleat
- cartridge starter
- cartridges
- cartroads
- carts
- cartularies
- cartulary
- cartway
- cartways
- cartwheel
- cartwheel flower
- cartwheel flowers
- cartwheel-flower
- cartwheel-flowers
- cartwheeled
- cartwheeler
- cartwheelers
- cartwheeling
- cartwheels
- Cartwright