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Doubtfulness; uncertainty; doubt. [R.] Lamb. "The dubiety of his fate." Sir W. Scott.

doubtful statement or thing. [R.] Men often swallow falsities for truths, dubiosities for certainties, possibilities for feasibilities. Sir T. Browne.

Of uncertain event or issue; as, in dubious battle.

Liable to be doubted; uncertain. [R.] Dr. H. More. -- Du"bi*ta*bly, adv. [R.]

Doubt; uncertainty. [R.] Hammond.

, sugarlike substance, C6H8.(OH)2, occurring naturally in a manna from Madagascar, and in certain plants, and produced artificially by the reduction of galactose and lactose or milk sugar.

"speaking animal." -- Dumb cake, a cake made in silence by girls on St. Mark's eve, with certain mystic ceremonies, to discover their future husbands. Halliwell. -- Dumb cane (Bot.), a west Indian plant of the Arum family (Dieffenbachia seguina), which, when chewed, causes the tongue to swell, and destroys temporaril…

oubleness; a twofold state. [Archaic] Do not affect duplicities nor triplicities, nor any certain number of parts in your division of things. I. Watts.

efficiency of an engine, especially a steam pumping engine, as measured by work done by a certain quantity of fuel; usually, the number of pounds of water lifted one foot by one bushel of coal (94 lbs. old standard), or by 1 cwt. (112 lbs., England, or 100 lbs., United States).

A condition of bone cartilage occurring in certain diseases of these tissues, in which they acquire an unnatural density, and come to resemble ivory.

The conversion of certain substances into others which have the appearance or characteristics of ivory.

The clear, viscid fluid secreted by the poison glands of certain serpents; also, a nitrogenous base contained in this, and supposed to be the active poisonous principle of the virus. Brande & C.

A literary work edited and published, as by a certain editor or in a certain manner; as, a good edition of Chaucer; Chalmers' edition of Shakespeare.

Conveying outward, or discharging; -- applied to certain blood vessels, lymphatics, nerves, etc.

Having the lips, or edges, of the aperture abruptly spreading; -- said of certain shells.

The doctrine of certain extreme adherents or disciples of Descartes and Johann Gottlieb Fichte, which finds all the elements of knowledge in the ego and the relations which it implies or provides for.

modified as to resemble the bleating of a goat, heard on applying the ear to the chest in certain diseases within its cavity, as in pleurisy with effusion.

Having no granules, as chlorophyll in certain conditions. R. Brown.

The more liquid or volatile portion of certain oily substance, as distinguished from stearoptene, the more solid parts. [Written also elaoptene.]

An apparatus for determining the amount of oil contained in any substance, or for ascertaining the degree of purity of oil.