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Irregular or uneven as if eaten or worn away.

Having the nature of chaff; chaffy.

Of the nature of, or like, copper; brassy. [R.]

In heaps; full of heaps.

Pertaining to, or of, ivy; full of ivy.

An oil used for illuminating purposes, formerly obtained from the distillation of mineral wax, bituminous shale, etc., and hence called also coal oil. It is now produced in immense quantities, chiefly by the distillation and purification of petroleum. It consists chiefly of several hydrocarbons of the methane series.…

Fond of woman. [R.] Charles Reade.

Wrought with labor; requiring labor; hence, tedious; wearisome. "Operose proceeding." Burke. "A very operose calculation." De Quincey. -- Op"er*ose`ly, adv. -- Op"er*ose`ness, n.

Affected with sclerosis.

Serous. [Obs.] Dr. H. More.

Having a corky texture.

A plant (Polianthes tuberosa) with a tuberous root and a liliaceous flower. It is much cultivated for its beautiful and fragrant white blossoms.

Full of wounds; wounded.

Acerose; needle-shaped.

Same as Acerose.

A liquid consisting mainly of the lighter and more volatile hydrocarbons of petroleum or kerosene oil, used as a solvent and for cleansing soiled fabrics; -- called also petroleum spirit, petroleum benzine. Varieties or similar products are gasoline, naphtha, rhigolene, ligroin, etc.

lash, on the approach of a flame, used as a test of the comparative safety of oils, esp. kerosene; a flashing point of 100º F. is regarded as a fairly safe standard. The burning point of the oil is usually from ten to thirty degree above the flashing point of its vapor.

drocarbon, C16H34, of the paraffin series, found dissolved as an important ingredient of kerosene, and so called because each molecule has sixteen atoms of carbon; -- called also hexadecane.

n appliance for the destruction of insects, consisting of a shallow iron box, containing kerosene or coated with tar or other sticky substance, which may be mounted on wheels.

ized spray or the vapor (produced by heat) of a comparatively heavy oil, as petroleum or kerosene. In all of these the gas is mixed with a definite amount of air, the charge is composed in the cylinder and is then exploded either by a flame of gas (flame ignition -- now little used), by a hot tube (tube ignition) or th…