semicylindrical
/ˌsɛmiˈsɪlɪndrɪkəl/
adjective
- Shaped like half of a cylinder; having a curved surface that is a half-circle in cross-section.
- The greenhouse had a semicylindrical roof that let in sunlight from all angles.
- She placed the pencil in a semicylindrical groove to keep it from rolling off the desk.
- The ancient aqueduct was built with semicylindrical channels to carry water efficiently.
Synonyms