Meaning of “blackboard” in the English Dictionary

american-english dictionary

"blackboard" in British English

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blackboardnoun [ C ]

uk /ˈblæk.bɔːd/ us /-bɔːrd/ US also chalkboard

A2 a dark surface on a wall or frame that a teacher writes on with chalk (= white substance)

Examples

  • Alice rubbed the blackboard clean for the teacher.
  • She rubbed the sums off the blackboard for the teacher.
  • I hate the scrape of chalk on a blackboard.
  • The lecturer illustrated his point with a diagram on the blackboard.
  • My daughter has a blackboard in her bedroom.

Examples from literature

  • If the shape of a room is shown on the blackboard, what have we drawn? 
  • Make a scoreboard on the blackboard, indicating each row by a number of letter. 
  • The teacher would write six easy characters each afternoon on the blackboard for the girls to copy before going home. 
  • The writing at first may be entirely at the blackboard, where the teacher's copy may be reproduced. 
  • To the left of the blackboard was the corner in which we had to kneel when naughty. 

(Definition of “blackboard” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"blackboard" in American English

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blackboardnoun [ C ]

us /ˈblækˌbɔrd, -ˌboʊrd/

(Definition of “blackboard” from the Cambridge Academic Content Dictionary © Cambridge University Press)