Entry 1 sense Webster, 1913 palladiumize /(păl"lā"dĭ*ŭm*īz)/ · pal·la·di·um·ize · IPA 01 v. t. To cover or coat with palladium. imp. & p. p. Palladiumized; p. pr. & vb. n. Palladiumizing 1. To cover or coat with palladium.[R.]