blackboard
/ˈblækbɔːd/noun
A large flat surface, finished with black slate or a similar material, that can be written upon with chalk and subsequently erased; a chalkboard.
Example sentence
- “Don't erase the blackboard.”
Related words
whiteboardA writing board finished with a hard white material, which can be written upon using special non-permanent markers and subsequently wiped clean.gymnasiumA large room or building for indoor sports.projectorAn optical device that projects a beam of light, especially one used to project an image (or moving images) onto a screen.laboratoryA room, building or institution equipped for scientific research, experimentation or analysis.globeThe planet Earth.auditoriumThe space where the audience is located in a theater, etc.