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chalkboard

American

[chawk-bawrd, -bohrd] / ˈtʃɔkˌbɔrd, -ˌboʊrd /

noun

a blackboard, especially a green or other light-colored one.

chalkboard British

/ ˈtʃɔːkˌbɔːd /

noun

Also called (in Britain and certain other countries): blackboard. a hard or rigid surface made of a smooth usually dark substance, used for writing or drawing on with chalk, esp in teaching

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of chalkboard

An Americanism dating back to 1935–40; chalk + board

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It’s still going to be Professor Barrett at the chalkboard explaining the difference between a substantive canon and a rule of statutory construction.

From Slate • Feb. 20, 2026

She said it is “like nails on a chalkboard to hear people constantly referring to the Palisades as a war zone.”

From Los Angeles Times • Dec. 17, 2025

The images also show what appears to be a dental chair and a room with a white chalkboard on which words including "truth", "deception" and "political" appear, among others.

From BBC • Dec. 3, 2025

On stage, he wore a striped suit and scribbled a diagram on a chalkboard explaining a crypto concept called “tokenization.”

From The Wall Street Journal • Nov. 26, 2025

I raised my hand to answer questions and volunteered to go to the chalkboard to solve math problems.

From "How Dare the Sun Rise" by Sandra Uwiringiyimana

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023