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.
Compare greenboard.

Origin of blackboard

First recorded in 1815–25; black + board
Also called chalkboard.

Definition for blackboard (2 of 2)

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