Dictionary

1oil

noun, often attributive \ˈi(-ə)l\

: a thick, black liquid that comes from the ground and that is used in making various products (such as gasoline)

: a type of oil that is used as a fuel to produce heat or light

: a type of oil that makes the different parts in an engine, machine, etc., run smoothly

Full Definition of OIL

1
a :  any of numerous unctuous combustible substances that are liquid or can be liquefied easily on warming, are soluble in ether but not in water, and leave a greasy stain on paper or cloth
b (1) :  petroleum
(2) :  the petroleum industry
2
:  a substance (as a cosmetic preparation) of oily consistency <bath oil>
3
a :  an oil color used by an artist
b :  a painting done in oil colors
4
:  unctuous or flattering speech

Examples of OIL

  1. The price of crude oil is expected to rise.
  2. We heat our house with oil.
  3. A little bit of oil will help lubricate the chain.
  4. Add a little oil to the pan and stir-fry the onions.
  5. The dressing is made with oil, vinegar, and a pinch of herbs.

Origin of OIL

Middle English oile, from Anglo-French, from Latin oleum olive oil, from Greek elaion, from elaia olive
First Known Use: 13th century

Other Mining and Drilling Terms

ore, trepan, wildcat

2oil

verb

: to put oil in or on (something)

Full Definition of OIL

transitive verb
:  to smear, rub over, furnish, or lubricate with oil
intransitive verb
:  to take on fuel oil
oil the hand or oil the palm
:  bribe, tip

Examples of OIL

  1. He oiled the bearings of the machine.
  2. <if you oil the machinery on a regular basis, it will operate more efficiently>

First Known Use of OIL

15th century

Related to OIL

Rhymes with OIL

OIL Defined for Kids

1oil

noun \ˈil\

Definition of OIL for Kids

1
:  any of numerous greasy usually liquid substances from plant, animal, or mineral sources that do not dissolve in water and are used especially as lubricants, fuels, and food
2
:  petroleum
3
:  paint made of pigments and oil
4
:  a painting done in oils

2oil

verb
oiledoil·ing

Definition of OIL for Kids

:  to rub on or lubricate with a greasy substance
Medical Dictionary

oil

noun \ˈi(ə)l\

Medical Definition of OIL

1
:  any of numerous unctuous combustible substances that are liquid or can be liquefied easily on warming, are soluble in ether but not in water, and leave a greasy stain on paper or cloth—see essential oil, fatty oil, volatile oil
2
:  a substance (as a cosmetic preparation) of oily consistency <bath oil>
oil adjective
June 30, 2015
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