heliogravure

[ hee-lee-oh-gruh-vyoo r, -uh-grey-vyoo r ]
/ ˌhi li oʊ grəˈvyʊər, -əˈgreɪ vyʊər /

noun (formerly)

Origin of heliogravure

From French, dating back to 1875–80; see origin at helio-, gravure
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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