The Collaborative International Dictionary
Bichromatize
Bichromatize \Bi*chro"ma*tize\, v. t. To combine or treat with a bichromate, esp. with bichromate of potassium; as, bichromatized gelatine.
Wiktionary
bichromatize
vb. (context transitive English) To combine or treat with a bichromate, especially with bichromate of potassium.