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blackboard

 

Definitions from WordNet

Noun blackboard has 1 sense
  1. blackboard, chalkboard - sheet of slate; for writing with chalk
    --1 is a kind of sheet, flat solid

Definitions from the Web

Blackboard

Noun

A blackboard is a smooth, dark surface on which you can write or draw with chalk. It is usually made of wood or slate and is commonly used in classrooms.

Sample Sentence:

"The teacher wrote the math problem on the blackboard."

Verb

To blackboard means to write or draw on a blackboard using chalk.

Sample Sentence:

"The professor blackboarded the key points of the lecture."

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