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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. 2018.
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Examples from the Web for blackboard
Contemporary Examples
Historical Examples
  • Ellis Holbrook stood but a step from the blackboard, just behind him.

  • For a slate or blackboard, he used the beach, as did Archimedes of the olden time.

    Adrift on the Pacific Edward S. Ellis
  • One day the teacher had ruled the blackboard with very fine lines.

  • This was the writing of words on the blackboard for the pupils to use 118 in sentences.

    David Dunne

    Belle Kanaris Maniates
  • Crayon will not write on the smooth, glazed parts of a blackboard.

    Common Science Carleton W. Washburne
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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