Dictionary

blackboard

noun black·board \ˈblak-ˌbrd\

: a smooth, dark surface that is used for writing on with chalk in a classroom

Full Definition of BLACKBOARD

:  a hard smooth usually dark surface used especially in a classroom for writing or drawing on with chalk
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First Known Use of BLACKBOARD

1823
BLACKBOARD Defined for Kids

blackboard

noun black·board \ˈblak-ˌbrd\

Definition of BLACKBOARD for Kids

:  a hard smooth dark surface used for writing or drawing on with chalk

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