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Pertaining to, or containing, sulphur, all, or a part, in a low state of oxidation. Hyposulphurous acid. (a) Thiosulphuric acid. [Obs.] (b) An acid, H2SO2, obtained by the reduction of sulphurous acid. It is not obtained in the free state, but in an orange-yellow water solution, which is a strong reducing and bleaching…

Anterior in age to the lowest rocks which contain organic remains. Lyell.

An oily substance prepared by the dry distillation of a bituminous mineral containing fossil fishes. It is used in medicine as a remedy in some forms of skin diseases.

Pertaining to, having the nature of, fire; containing fire; resembling fire; as, an igneous appearance.

Pertaining to, containing, or combined with, the radical NH, which is called the imido group. Imido acid, an organic acid, consisting of one or more acid radicals so united with the imido group that it contains replaceable acid hydrogen, and plays the part of an acid; as, uric acid, succinimide, etc., are imido acids.…

Expressive of command; containing positive command; authoritatively or absolutely directive; commanding; authoritative; as, imperative orders. The suit of kings are imperative. Bp. Hall.

Containing or expressing entreaty. [Obs.] Jer. Taylor.

That which a word, phrase, or document contains as its signification or intention or interpretation of a word, action, event, and the like.

Of the nature of, or containing, imprecation; invokingevil; as, the imprecatory psalms.

Not pure; not clean; dirty; foul; filthy; containing something which is unclean or unwholesome; mixed or impregnated extraneous substances; adulterated; as, impure water or air; impure drugs, food, etc.

in which the light is produced by a thin filament of conducting material, usually carbon, contained in a vacuum, and heated to incandescence by an electric current, as in the Edison lamp; -- called also incandescence lamp, and glowlamp.

Wanting in ability or qualification for the purpose or end in view; not large enough to contain or hold; deficient in physical strength, mental or moral power, etc.; not capable; as, incapable of holding a certain quantity of liquid; incapable of endurance, of comprehension, of perseverance, of reform, etc.…

That which is inclosed or placed within something; a thing contained; a space inclosed or fenced up. Within the inclosure there was a great store of houses. Hakluyt.

To confine within; to hold; to contain; to shut up; to inclose; as, the shell of a nut includes the kernel; a pearl is included in a shell.

Not capable of being contained within limits. An infinite and incomprehensible substance. Hooker.

finite number of values, or sets of values. A group of equations is indeterminate when it contains more unknown quantities than there are equations. -- Indeterminate inflorescence (Bot.), a mode of inflorescence in which the flowers all arise from axillary buds, the terminal bud going on to grow and sometimes continui…

Any one of the derivatives of indogen, which contain that group as a nucleus.

Of, pertaining to, or containing, the petrified cases of the larvæ of certain insects. Indusial limestone (Geol.), a fresh-water limestone, largely composed of the agglomerated cases of caddice worms, or larvæ of caddice flies (Phryganea). It is found in Miocene strata of Auvergne, France, and some other localities.…

Belonging to the Infusoria; composed of, or containing, Infusoria; as, infusorial earth. Infusorial earth (Geol.), a deposit of fine, usually white, siliceous material, composed mainly of the shells of the microscopic plants called diatoms. It is used in polishing powder, and in the manufacture of dynamite.…

To have inherent; to contain in itself; to possess. [Obs.] Sir W. Raleigh.