degloss

[ dee-glos, -glaws ]
/ diˈglɒs, -ˈglɔs /

verb (used with object)

to remove the gloss from (a surface), especially in order to roughen: The old paint needs to be deglossed before new paint can be applied.

noun

Also de·gloss·er. a substance used to remove the gloss from a surface.

Origin of degloss