Blackboard Meaning
/ˈblækbɔɹd/Definition, CEFR level A2, pronunciation, examples, and quiz.
Listen pronunciation
Definition
nounA large flat surface, finished with black slate or a similar material, that can be written upon with chalk and subsequently erased; a chalkboard.
verbTo use a blackboard to assist in an informal discussion.
Sentence Examples
Compare your translation with the one on the blackboard.
Compare your sentence with the one on the blackboard.
CEFR Practice Quiz
The teacher wrote the math problem on the ____ with white chalk.
CEFR Practice Quiz (Alternate)
The teacher wrote the math problem on the large green ____ today city.
Word Origin & History
From black + board, because such surfaces were once typically made of black slate.
Literary Quotations & Historical Citations
"Drawings and pictures are more than mere ornaments in scientific discourse. Blackboard sketches, geological maps, diagrams of molecular structure, astronomical photographs, MRI images, the many varieties of statistical charts and graphs: These pictorial devices are indispensable tools for presenting evidence, for explaining a theory, for telling a story."
— 2012 March 26, Brian Hayes, “Pixels or Perish”, in American Scientist, volume 100, number 2, archived from the original on 19 Feb 2013, page 106:
Explore More A2 Vocabulary Words
CEFR Practice Quiz
The teacher wrote the math problem on the ____ with white chalk.
CEFR Practice Quiz (Alternate)
The teacher wrote the math problem on the large green ____ today city.