stereogram

[ ster-ee-uh-gram, steer- ]
/ ˈstɛr i əˌgræm, ˈstɪər- /

noun

a diagram or picture representing objects in a way to give the impression of solidity.
a stereograph.

Origin of stereogram

First recorded in 1865–70; stereo- + -gram1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for stereogram

stereogram

/ (ˈstɛrɪəˌɡræm, ˈstɪər-) /

noun

British a stereo radiogram
another name for stereograph

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