Definition of porcelainizing in English:
porcelainizing
(also porcelainising)
noun ˈpɔːsɪlənʌɪzɪŋˈpɔːs(ə)leɪnʌɪzɪŋ
The action of coating something with porcelain enamel or a similar vitreous coating.
Origin
1930s; earliest use found in The New York Times. Partly from porcelainize + -ing, and partly from porcelain + -izing.