blackboard

[ blak-bawrd, -bohrd ]
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noun
  1. a sheet of smooth, hard material, especially dark slate, used in schools, lecture rooms, etc., for writing or drawing on with chalk.

Origin of blackboard

1
First recorded in 1815–25; black + board

Words Nearby blackboard

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How to use blackboard in a sentence

British Dictionary definitions for blackboard

blackboard

/ (ˈblækˌbɔːd) /


noun
  1. a hard or rigid surface made of a smooth usually dark substance, used for writing or drawing on with chalk, esp in teaching

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012