Blackboard

created by craigc
(definition) by Webster 1913 (print) Tue Dec 21 1999 at 22:09:31

Black"board` (?), n.

A broad board painted black, or any black surface on which writing, drawing, or the working of mathematical problems can be done with chalk or crayons. It is much used in schools.

 

© Webster 1913.

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