blackboard
/ˈblækbɔɹd/
Word Rarity
Rare
Frequency: 3.02 in modern English
21
Scrabble Score
10
Letters
2
Syllables
8
Unique Chars
Meaning
noun
A large flat surface, finished with black slate or a similar material, that can be written upon with chalk and subsequently erased; a chalkboard.
verb
To use a blackboard to assist in an informal discussion.
Example Sentences
- "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."
Etymology
Regional Pronunciation
- American English: /ˈblækbɔɹd/
- British English: /ˈblækbɔːd/