The Collaborative International Dictionary of English v.0.48:

palladiumize \pal*la"di*um*ize\
   (p[a^]l"l[=a]"d[i^]*[u^]m*[imac]z), v. t. [imp. & p. p.
   Palladiumized (p[a^]l"l[=a]"d[i^]*[u^]m*[imac]zd); p. pr. &
   vb. n. Palladiumizing
   (p[a^]l"l[=a]"d[i^]*[u^]m*[imac]`z[i^]ng).]
   To cover or coat with palladium. [R.]
   [1913 Webster]