an oil having the odor or flavor of the plant from which it comes; used in perfume and flavorings
an interface forming the boundary between the non-miscible liquids oil and water
basic and fundamental
absolutely necessary; vitally necessary
of the greatest importance
anything indispensable
a slippery or viscous liquid or liquefiable substance not miscible with water
oil paint containing pigment that is used by an artist
administer an oil or ointment to; often in a religious ceremony of blessing
