O level
         n 1: the basic level of a subject taken in school [syn: {General
               Certificate of Secondary Education}, {GCSE}, {O level}]

English Dictionary: O level	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
oil filter n a filter that removes impurities from the oil used to lubricate an internal-combustion engine
From WordNet (r) 3.0 (2006) [wn]:
oil palm n pinnate-leaved palms of the genus Elaeis having dense clusters of crowded flowers and bright red fruit and yielding high quality palm oils
From WordNet (r) 3.0 (2006) [wn]:
oilfield n a region rich in petroleum deposits (especially one with producing oil wells)
From WordNet (r) 3.0 (2006) [wn]:
oleophilic adj having a strong affinity for oils rather than water [ant: oleophobic]
From WordNet (r) 3.0 (2006) [wn]:
olive oil n oil from olives
From WordNet (r) 3.0 (2006) [wn]:
olive-like adj resembling an olive Synonym(s): olivelike, olive-like
From WordNet (r) 3.0 (2006) [wn]:
olivelike adj resembling an olive Synonym(s): olivelike, olive-like
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
{Oil gas}, inflammable gas procured from oil, and used for             lighting streets, houses, etc.          {Oil gland}.       (a) (Zo[94]l.) A gland which secretes oil; especially in             birds, the large gland at the base of the tail.       (b) (Bot.) A gland, in some plants, producing oil.          {Oil green}, a pale yellowish green, like oil.          {Oil of brick}, empyreumatic oil obtained by subjecting a             brick soaked in oil to distillation at a high temperature,             -- used by lapidaries as a vehicle for the emery by which             stones and gems are sawn or cut. --Brande & C.          {Oil of talc}, a nostrum made of calcined talc, and famous in             the 17th century as a cosmetic. [Obs.] --B. Jonson.          {Oil of vitriol} (Chem.), strong sulphuric acid; -- so called             from its oily consistency and from its forming the             vitriols or sulphates.          {Oil of wine}, [OE]nanthic ether. See under {[OE]nanthic}.          {Oil painting}.       (a) The art of painting in oil colors.       (b) Any kind of painting of which the pigments are originally             ground in oil.          {Oil palm} (Bot.), a palm tree whose fruit furnishes oil,             esp. {El[91]is Guineensis}. See {El[91]is}.          {Oil sardine} (Zo[94]l.), an East Indian herring ({Clupea             scombrina}), valued for its oil.          {Oil shark} (Zo[94]l.)       (a) The liver shark.       (b) The tope.          {Oil still}, a still for hydrocarbons, esp. for petroleum.          {Oil test}, a test for determining the temperature at which             petroleum oils give off vapor which is liable to explode.                      {Oil tree}. (Bot.)       (a) A plant of the genus {Ricinus} ({R. communis}), from the             seeds of which castor oil is obtained.       (b) An Indian tree, the mahwa. See {Mahwa}.       (c) The oil palm.          {To burn the midnight oil}, to study or work late at night.                      {Volatle oils}. See {Essential oils}, under {Essential}.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Oily \Oil"y\, a. [Compar. {Oilier}; superl. {Oiliest}.]       1. Consisting of oil; containing oil; having the nature or             qualities of oil; unctuous; oleaginous; as, oily matter or             substance. --Bacon.          2. Covered with oil; greasy; hence, resembling oil; as, an             oily appearance.          3. Smoothly subservient; supple; compliant; plausible;             insinuating. [bd]This oily rascal.[b8] --Shak.                         His oily compliance in all alterations. --Fuller.          {Oily grain} (Bot.), the sesame.          {Oily palm}, the oil palm.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Olive \Ol"ive\, n. [F., fr. L. oliva, akin to Gr. [?]. See       {Oil}.]       1. (Bot.)             (a) A tree ({Olea Europ[91]a}) with small oblong or                   elliptical leaves, axillary clusters of flowers, and                   oval, one-seeded drupes. The tree has been cultivated                   for its fruit for thousands of years, and its branches                   are the emblems of peace. The wood is yellowish brown                   and beautifully variegated.             (b) The fruit of the olive. It has been much improved by                   cultivation, and is used for making pickles. Olive oil                   is pressed from its flesh.          2. (Zo[94]l.)             (a) Any shell of the genus Oliva and allied genera; -- so                   called from the form. See {Oliva}.             (b) The oyster catcher. [Prov.Eng.]          3.             (a) The color of the olive, a peculiar dark brownish,                   yellowish, or tawny green.             (b) One of the tertiary colors, composed of violet and                   green mixed in equal strength and proportion.          4. (Anat.) An olivary body. See under {Olivary}.          5. (Cookery) A small slice of meat seasoned, rolled up, and             cooked; as, olives of beef or veal.          Note: Olive is sometimes used adjectively and in the                formation of self-explaining compounds; as, olive                brown, olive green, olive-colored, olive-skinned, olive                crown, olive garden, olive tree, olive yard, etc.          {Bohemian olive} (Bot.), a species of {El[91]agnus} ({E.             angustifolia}), the flowers of which are sometimes used in             Southern Europe as a remedy for fevers.          {Olive branch}.             (a) A branch of the olive tree, considered an emblem of                   peace.             (b) Fig.: A child.          {Olive brown}, brown with a tinge of green.          {Olive green}, a dark brownish green, like the color of the             olive.          {Olive oil}, an oil expressed from the ripe fruit of the             olive, and much used as a salad oil, also in medicine and             the arts.          {Olive ore} (Min.), olivenite.          {Wild olive} (Bot.), a name given to the oleaster or wild             stock of the olive; also variously to several trees more             or less resembling the olive.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Olivil \Ol`i*vil\, n. [Cf. F. olivile.] (Chem.)       A white crystalline substance, obtained from an exudation       from the olive, and having a bitter-sweet taste and acid       proporties. [Written also {olivile}.] --Gregory.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Olivil \Ol`i*vil\, n. [Cf. F. olivile.] (Chem.)       A white crystalline substance, obtained from an exudation       from the olive, and having a bitter-sweet taste and acid       proporties. [Written also {olivile}.] --Gregory.
From U.S. Gazetteer (1990) [gazetteer]:
Oilville, VA       Zip code(s): 23129
From U.S. Gazetteer (1990) [gazetteer]:
Olive Hill, KY (city, FIPS 57918)       Location: 38.30324 N, 83.16938 W       Population (1990): 1809 (833 housing units)       Area: 4.7 sq km (land), 0.0 sq km (water)
From U.S. Gazetteer (1990) [gazetteer]:
Olivehill, TN       Zip code(s): 38475