chalkboard

/ˈtʃɔːk.bɔːrd/
noun
  1. A dark board, typically green or black, used for writing on with chalk, especially in classrooms.
    • The chalkboard was covered with notes from the history lesson.
    • Please erase the chalkboard before the next class.
    • The teacher wrote the math problem on the chalkboard.
Synonyms
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