(automotive) the process of draining old oil from an engine or gearbox and refilling with fresh oil, often done at recommended intervals.

plural of castor oil plant

(US, Canada, automotive) A sump.

plural of oil pan

(US) An active insecticide ingredient based on oil produced from the lemon eucalyptus (Corymbia citriodora), containing 64% or more of p-menthane-3,8-diol.

plural of oil change

(Australia, slang) The truth.

A wood-finishing oil, made of either tung oil or polymerized linseed oil.

A fragrant, volatile essential oil, obtained in India from grasses of the genus Cymbopogon, etc., and used in perfumery. / Any of various volatile oils derived from widely different plants.

Alternative form of cod liver oil