chalkboard

American  

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

noun

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

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chalkboard British  

/ ˈtʃɔːkˌbɔːd /

noun

1. 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

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Etymology

Origin of chalkboard

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

Example Sentences

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

Dunkin’ worked with former NFL offensive lineman—and current Massachusetts Institute of Technology math professor—John Urschel to post a chalkboard math problem online to extend buzz about the ad.

From The Wall Street Journal • Feb. 9, 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 my way out, I was surprised to see Papa wrote something for Rashid Uncle on his chalkboard which lay on the dining room table.

From "The Night Diary" by Veera Hiranandani