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. It is a complex mixture of various phenols and their ethers, and is obtained by the distillation of wood tar, especially that of beechwood.

A vessel of flask for distillation, used with, or forming part of, an alembic; a matrass; -- originally in the shape of a gourd, with a wide mouth. See Alembic.

A colorless oily hydrocarbon, C6H5.C3H7, obtained by the distillation of cuminic acid; -- called also cumol.

highly volatile liquid, condensed by cold and pressure from the first products of the distillation of petroleum; -- used for producing low temperatures.

an instrument for determining the frequency of electic wave oscillations, esp. in connection with wireless telegraphy.

ves like a nettle (Lamium album). -- Dead oil (Chem.), the heavy oil obtained in the distillation of coal tar, and containing phenol, naphthalus, etc. -- Dead plate (Mach.), a solid covering over a part of a fire grate, to prevent the entrance of air through that part. -- Dead pledge, a mortgage. See Mortgage. -- D…

dle or index moves to the extent of its deflection and stops with little or no further oscillation. Deadbeat escapement. See under Escapement.

To deprive of superabundant water, as by evaporation or distillation; to clear of aqueous matter; to rectify; -- used of spirits and acids.

The operation of separating water from spirits and acids, by evaporation or repeated distillation; -- called also concentration, especially when acids are the subject of it. [Obs.]

An instrument or apparatus in which water is separated by evaporation or distillation; the part of a distilling apparatus in which the separation of the vapors is effected.

destructive to the morals of youth. Time's destructive power. Wordsworth. Destructive distillation. See Distillation. -- Destructive sorties ( (Logic), a process of reasoning which involves the denial of the first of a series of dependent propositions as a consequence of the denial of the last; a species of reductio a…

To practice the art of distillation. Shak.

The product of distillation; as, the distillate from molasses.

One who distills; esp., one who extracts alcoholic liquors by distillation.

Distillation; the substance obtained by distillation. [Obs.] Shak.

To extract; to force out; to elicit; to derive. Spirits, by distillations, may be drawn out of vegetable juices, which shall flame and fume of themselves. Cheyne. Until you had drawn oaths from him. Shak.

The lees or dregs of cane juice, used in the distillation of rum. [West Indies] The use of dunder in the making of rum answers the purpose of yeast in the fermentation of flour. B. Edwards.

A transparent, colorless oil obtained from elemi resin by distillation with water; also, a crystallizable extract from the resin.

A flying off in small particles, as heated iron or fermenting liquors; a sparkling; scintillation. Sir T. Browne.

lowers. It is used for plants whose volatile oils are too delicate to be separated by distillation.