blackboardnoun [ C ]uk /ˈblæk.bɔːd/ us /-bɔːrd/ US also chalkboard
- Alice rubbed the blackboard clean for the teacher.
- She rubbed the sums off the blackboard for the teacher.
- I hate the scrape of chalk on a blackboard.
- The lecturer illustrated his point with a diagram on the blackboard.
- My daughter has a blackboard in her bedroom.
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