noun
Standard word for a classroom blackboard. Also used for whiteboards in some contexts, though ホワイトボード is more precise.
先生は黒板に答えを書いた。
The teacher wrote the answer on the blackboard.
黒板を消してください。
Please erase the blackboard.
Standard kanji spelling for blackboard.
ホワイトボード specifically refers to a whiteboard, while 黒板 traditionally means a blackboard but can sometimes be used loosely for any classroom board.
Compound of 黒 (black) and 板 (board).