1. Resistant to penetration by grease or oil or wax
   "greaseproof wrapping paper"

See also: imperviable, impervious

• Persian
• Persian cat
• Persian deity
• Persian Empire
• Persian Gulf
• Persian Gulf illness
• Persian Gulf War
• Persian iris
• Persian lamb
• Persian lilac
• Persian melon
• Persian violet
• Persian walnut
• persiennes
• persiflage
• persimmon
• persimmon tree
• persist
• persist in
• persistence
• persistency
• persistent
• persistent vegetative state
• persistently
• persisting