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[blak-bawrd, -bohrd] /ˈblækˌbɔrd, -ˌboʊrd/
a sheet of smooth, hard material, especially dark slate, used in schools, lecture rooms, etc., for writing or drawing on with chalk.
Also called chalkboard.
Compare greenboard.
Origin of blackboard
First recorded in 1815-25; black + board

Blackboard Learn

[blak-bawrd lurn, ‐bohrd] /ˈblækˌbɔrd ˌlɜrn, ‐boʊrd/
the brand name of a learning management system, launched in 1998.
Abbreviation: Bb.
Also called Blackboard. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for blackboard
Contemporary Examples
Historical Examples
  • Then the words written on the blackboard came back to his mind.

    Ten Tales Franois Coppe
  • Then, as if struck by a happy thought, he turned to the blackboard.

    Emmy Lou George Madden Martin
  • She found a bit of chalk and drew on a blackboard the head of a Hercules with Apollo's locks.

    Cornish Saints and Sinners J. Henry Harris
  • It was Emmy Lou who displayed it, when she was called to the blackboard by Mr. Bryan.

    Emmy Lou George Madden Martin
  • You don't remember seeing anything of a blackboard this afternoon, do you?

    Oscar Walter Aimwell
British Dictionary definitions for blackboard


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
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Word Origin and History for blackboard

1823, from black + board (n.1). Blackboard jungle "inner-city school rife with juvenile delinquency" is from Evan Hunter's novel title (1954).

Online Etymology Dictionary, © 2010 Douglas Harper
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