Resin used in varnish (7)
'resin used in varnish' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for shellac that I've seen before include "Defeat" , "Resin used for varnish, formerly for records" , "(it's in old records)" , "Resin from trees" , "Thin varnish used to finish wood" .)
'resin used in varnish' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for lac that I've seen before include "Natural product" , "Red resin secreted by insects" , "Resinous substance used in varnish" , "Stated need" , "Resinous material" .)