What does blackboard mean?

Definitions for blackboardˈblækˌbɔrd, -ˌboʊrd

Here are all the possible meanings and translations of the word blackboard.

Princeton's WordNet

  1. blackboard, chalkboard(noun)

    sheet of slate; for writing with chalk

Wiktionary

  1. blackboard(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

  2. blackboard(Verb)

    To use a blackboard to assist in an informal discussion.

  3. Origin: From black + board, because such surfaces were once typically made of black slate.

Webster Dictionary

  1. Blackboard(noun)

    a broad board painted black, or any black surface on which writing, drawing, or the working of mathematical problems can be done with chalk or crayons. It is much used in schools

Freebase

  1. Blackboard

    A blackboard or chalkboard is a reuseable writing surface on which text or drawings are made with sticks of calcium sulphate or calcium carbonate, known, when used for this purpose, as chalk. Blackboards were originally made of smooth, thin sheets of black or dark grey slate stone. Modern versions are often green because the color is considered easier on the eyes.

Editors Contribution

  1. blackboard

    A type of reusable board and product created and designed in various colors, materials, mechanisms, shapes, sizes and styles, used to write or draw on with chalk or a specialized pen or marker.

    Many schools, nurseries and other educational institutions use a blackboard daily to teach their students.

Numerology

  1. Chaldean Numerology

    The numerical value of blackboard in Chaldean Numerology is: 9

  2. Pythagorean Numerology

    The numerical value of blackboard in Pythagorean Numerology is: 6

Images & Illustrations of blackboard

  1. blackboardblackboardblackboard


Translations for blackboard

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