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

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

"I gave up my job as a barista because of my son's mental health problems, and this is something that just happened… I was already doing chalkboards and portraits."

From BBC

Some reviews on Apple Podcasts have complain it has too many adverts, with one saying that listening to the hosts reading out adverts sounds like "nails on a chalkboard".

From BBC

He decided to leave UVA for AI because he couldn’t resist the latest opportunity to put his mark on something other than a chalkboard.

From The Wall Street Journal

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