Such loss is still further insured in some cases by a covering of natural varnish.
mid-14c., from Old French vernis "varnish" (12c.), from Medieval Latin vernix "odorous resin," perhaps from Late Greek verenike, from Greek Berenike, name of an ancient city in Libya (modern Bengasi) credited with the first use of varnishes. The town is named for Berenike II, queen of Egypt (see Berenice). Figurative sense of "specious gloss, pretense," is recorded from 1560s.
late 14c.; see varnish (n.). Related: Varnished; varnishing.