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Rosinweed :: Rosinweed (n.) A name given in California to various composite plants which secrete resins or have a resinous smell.

Rosinweed :: Rosinweed (n.) The compass plant. See under Compass.

Tyrosin :: Tyrosin (n.) A white crystalline nitrogenous substance present in small amount in the pancreas and spleen, and formed in large quantity from the decomposition of proteid matter by various means, -- as by pancreatic digestion, by putrefaction as of cheese, by the action of boiling acids, etc. Chemically, it consists of oxyphenol and amidopropionic acid, and by decomposition yields oxybenzoic acid, or some other benzol derivative..

Rosiness :: Rosiness (n.) The quality of being rosy.

Erythrosin :: Erythrosin (n.) A red dyestuff obtained from fluorescein by the action of iodine.

Trypsin :: Trypsin (n.) A proteolytic ferment, or enzyme, present in the pancreatic juice. Unlike the pepsin of the gastric juice, it acts in a neutral or alkaline fluid, and not only converts the albuminous matter of the food into soluble peptones, but also, in part, into leucin and tyrosin..

Prosing :: Prosing (p. pr. & vb. n.) of Pros.

Myrosin :: Myrosin (n.) A ferment, resembling diastase, found in mustard seeds..

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..

Prosing :: Prosing (n.) Writing prose; speaking or writing in a tedious or prosy manner.

Rosiny :: Rosiny (a.) like rosin, or having its qualities..

Resin :: Resin (n.) Any one of a class of yellowish brown solid inflammable substances, of vegetable origin, which are nonconductors of electricity, have a vitreous fracture, and are soluble in ether, alcohol, and essential oils, but not in water; specif., pine resin (see Rosin)..

Erythrosin :: Erythrosin (n.) A red substance formed by the oxidation of tyrosin.

Prosiness :: Prosiness (n.) The quality or state of being prosy; tediousness; tiresomeness.

Rosin :: Rosin (n.) The hard, amber-colored resin left after distilling off the volatile oil of turpentine; colophony..

Nigrosine :: Nigrosine (n.) A dark blue dyestuff, of the induline group; -- called also azodiphenyl blue..

Neurokeratin :: Neurokeratin (n.) A substance, resembling keratin, present in nerve tissue, as in the sheath of the axis cylinder of medullated nerve fibers. Like keratin it resists the action of most chemical agents, and by decomposition with sulphuric acid yields leucin and tyrosin..

Colophony :: Colophony (n.) Rosin.

Rosin :: Rosin (v. t.) To rub with rosin, as musicians rub the bow of a violin..

Ambrosin :: Ambrosin (n.) An early coin struck by the dukes of Milan, and bearing the figure of St. Ambrose on horseback..

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