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Irresoluble :: Irresoluble (a.) Incapable of being dissolved or resolved into parts; insoluble.

Test :: Test (n.) A reaction employed to recognize or distinguish any particular substance or constituent of a compound, as the production of some characteristic precipitate; also, the reagent employed to produce such reaction; thus, the ordinary test for sulphuric acid is the production of a white insoluble precipitate of barium sulphate by means of some soluble barium salt..

Insoluble :: Insoluble (a.) Strong.

Insoluble :: Insoluble (a.) Not soluble; in capable or difficult of being dissolved, as by a liquid; as, chalk is insoluble in water..

Stereopticon :: Stereoplasm (n.) The solid or insoluble portion of the cell protoplasm. See Hygroplasm.

Xanthin :: Xanthin (n.) A yellow insoluble coloring matter extracted from yellow flowers; specifically, the coloring matter of madder..

Globulin :: Globulin (n.) An albuminous body, insoluble in water, but soluble in dilute solutions of salt. It is present in the red blood corpuscles united with haematin to form haemoglobin. It is also found in the crystalline lens of the eye, and in blood serum, and is sometimes called crystallin. In the plural the word is applied to a group of proteid substances such as vitellin, myosin, fibrinogen, etc., all insoluble in water, but soluble in dilute salt solutions..

Abietine :: Abietine (n.) A resinous obtained from Strasburg turpentine or Canada balsam. It is without taste or smell, is insoluble in water, but soluble in alcohol (especially at the boiling point), in strong acetic acid, and in ether..

Lixiviation :: Lixiviation (n.) Lixiviating; the process of separating a soluble substance form one that is insoluble, by washing with some solvent, as water; leaching..

Hemiprotein :: Hemiprotein (n.) An insoluble, proteid substance, described by Schutzenberger, formed when albumin is heated for some time with dilute sulphuric acid. It is apparently identical with antialbumid and dyspeptone..

Masticin :: Masticin (n.) A white, amorphous, tenacious substance resembling caoutchouc, and obtained as an insoluble residue of mastic..

Suspend :: Suspend (n.) To support in a liquid, as an insoluble powder, by stirring, to facilitate chemical action..

Lixiviate :: Lixiviate (v. t.) To subject to a washing process for the purpose of separating soluble material from that which is insoluble; to leach, as ashes, for the purpose of extracting the alkaline substances..

Insolubleness :: Insolubleness (n.) The quality or state of being insoluble; insolubility.

Revert :: Revert (v. i.) To change back, as from a soluble to an insoluble state or the reverse; thus, phosphoric acid in certain fertilizers reverts..

Tragacanth :: Tragacanth (n.) A kind of gum procured from a spiny leguminous shrub (Astragalus gummifer) of Western Asia, and other species of Astragalus. It comes in hard whitish or yellowish flakes or filaments, and is nearly insoluble in water, but slowly swells into a mucilaginous mass, which is used as a substitute for gum arabic in medicine and the arts. Called also gum tragacanth..

Keratin :: Keratin (n.) A nitrogenous substance, or mixture of substances, containing sulphur in a loose state of combination, and forming the chemical basis of epidermal tissues, such as horn, hair, feathers, and the like. It is an insoluble substance, and, unlike elastin, is not dissolved even by gastric or pancreatic juice. By decomposition with sulphuric acid it yields leucin and tyrosin, as does albumin. Called also epidermose..

Zymome :: Zymome (n.) A glutinous substance, insoluble in alcohol, resembling legumin; -- now called vegetable fibrin, vegetable albumin, or gluten casein..

Hardness :: Hardness (n.) The peculiar quality exhibited by water which has mineral salts dissolved in it. Such water forms an insoluble compound with soap, and is hence unfit for washing purposes..

Coagulation :: Coagulation (n.) The change from a liquid to a thickened, curdlike, insoluble state, not by evaporation, but by some kind of chemical reaction; as, the spontaneous coagulation of freshly drawn blood; the coagulation of milk by rennet, or acid, and the coagulation of egg albumin by heat. Coagulation is generally the change of an albuminous body into an insoluble modification..

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