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scraperboard

American  
[skrey-per-bawrd, -bohrd] / ˈskreɪ pərˌbɔrd, -ˌboʊrd /

noun

  1. scratchboard.

scraperboard British  
/ ˈskreɪpəˌbɔːd /

noun

  1. thin card covered with a layer of white china clay and a black top layer of Indian ink, which can be scraped away with a special tool to leave a white line

  2. a picture or design produced in this way

"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 scraperboard

First recorded in 1890–95; scraper + board

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.