oleo-, ole-, -oleic, ol-

(Greek > Latin: [olive] oil; fat)

oleosity
Oily quality or consistence; oiliness.
oleosus
Greasy; relating to abnormality of the sebaceous aparatus.
oleotherapy
The treatment of an illness with an oil given internally or applied externally.
oleothorax
A condition in which a lung is compressed in the treatment of tuberculosis by injections of sterile oil.
oleovitamin
A solution of a vitamin in oil.
oleum (s), olea (pl)
A solution of sulfur trioxide in sulfuric acid.
olivary
Shaped like an olive.
olive
1. The oil tree, Olea europaea, of the Oleaceae.

Its fruit yields olive oil, a fixed oil that consists chiefly of olein and palmitin; and is used as a nutritive food; in medicine as a laxative, as an emolient external application to wounds or burns, and as an ingredient of liniments and ointments.

2. An ovoid device small enough to fit on the tip of a vein stripper.

This prevents damaging the vein as the stripper is pushed into it.

petrol (s) (noun), petrols (pl)
1. A British term for gasoline, or gas, for motor-driven vehicles: On their holiday in England Jerry and Janice stopped at a fuel station to fill their rented car with petrol.
2. Any of numerous organic compounds; such as, benzene and methane, that contain only carbon and hydrogen; including octane, heptane, hexane, etc., which are extracted from petroleum; primarily used as a fuel in internal-combustion engines: Petrol is known to contain such ingredients as corrosion inhibitors and antiknock compounds and lighter hydrocarbons from gasoline that can be used in dirigible balloons.
3. Etymology: "gasoline" from French pétrol (1892); earlier used (1585) in reference to the unrefined substance, from Middle French petrole, "petroleum"; from Old French; from Modern Latin petroleum.
petrolatum (s) (noun), petrolatums (pl)
A translucent, oily, semisolid, amorphous, yellowish or whitish mass obtained from petroleum: Petrolatum is used as a lubricant, as a rust preventive, and in cosmetics and medicine as a protective dressing, emollient, or an ointment.
petroleous (adjective), more petroleous, most petroleous
Relating to something that is abounding in or containing a slippery or viscous liquid or liquefiable substance that cannot be mixed with water: Sam was astounded when he found out that he actually had petroleous resources on his property and so it was possible to obtain a lot of oil and that is why he contacted the local refinery to see when it could start the process of collecting it.
petroleum (s) (noun), petroleums (pl)
A naturally occurring liquid mixture of complex hydrocarbon compounds that yields combustible fuels, petrochemicals, and lubricants upon distillation; usually found in deposits beneath the earth's surface and thought to have originated from plant and animal remains of the geologic past: Petroleum is by far the most widely used fuel source in the industrialized world and it is also used in many industrial products; such as, plastics, synthetic fibers, and drugs.
seborrhea oleosa
A form of seborrhea characterized by an excessive oiliness of the skin; especially, in the area of the forehead and the nose.

Related fat-word units: adipo-; lard; lipo-; obeso-; omento-; pimelo-; pio-; sebo-; steato-.