blackboard

[ blak-bawrd, -bohrd ]
/ ˈblækˌbɔrd, -ˌboʊrd /

noun

a sheet of smooth, hard material, especially dark slate, used in schools, lecture rooms, etc., for writing or drawing on with chalk.

Nearby words

  1. blackberry,
  2. blackberry lily,
  3. blackbird,
  4. blackbirder,
  5. blackbirding,
  6. blackboard jungle,
  7. blackboard learn,
  8. blackbody,
  9. blackbody radiation,
  10. blackbuck

Compare greenboard.

Origin of blackboard

First recorded in 1815–25; black + board

Also called chalkboard.

Blackboard Learn

[ blak-bawrd lurn, ‐bohrd ]
/ ˈblækˌbɔrd ˌlɜrn, ‐boʊrd /

Trademark.

the brand name of a learning management system, launched in 1998. Abbreviation: Bb
Also called Blackboard.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for blackboard


British Dictionary definitions for blackboard

blackboard

/ (ˈblækˌbɔːd) /

noun

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

Word Origin and History for blackboard

blackboard

n.

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