whiteprint

[ hwahyt-print, wahyt- ]
/ ˈʰwaɪtˌprɪnt, ˈwaɪt- /

noun Printing.

a proof print made by means of the diazo process.

Origin of whiteprint

1915–20; white + print, on the model of blueprint
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019