Definition of R communis. Meaning of R communis. Synonyms of R communis
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Definition of R communis
R communisRicinus Ric"i*nus, n. [L., the castor-oil plant.] (Bot.)
A genus of plants of the Spurge family, containing but one
species (R. communis), the castor-oil plant. The fruit is
three-celled, and contains three large seeds from which
castor oil iss expressed. See Palma Christi. R communis Oil gas, inflammable gas procured from oil, and used for
lighting streets, houses, etc.
(a) (Zo["o]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.
(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[ae]is Guineensis. See El[ae]is.
Oil sardine (Zo["o]l.), an East Indian herring (Clupea
scombrina), valued for its oil.
Oil shark (Zo["o]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.
Meaning of R communis from wikipedia
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