Resin
['rezɪn] or ['rɛzn]
Definition
(noun.) any of a class of solid or semisolid viscous substances obtained either as exudations from certain plants or prepared by polymerization of simple molecules.
Typed by Aileen--From WordNet
Definition
(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).
Typist: Xavier
Synonyms and Synonymous
n. Rosin.
Editor: Tracy
Definition
n. an amorphous substance that exudes from plants supposed to be the product of oxidation of volatile oils secreted by the plant: the precipitate obtained from a vegetable tincture by treatment with water.—v.t. to coat with resin.—adj. Resinā′ceous resinous.—n. Res′ināte a salt of the acids obtained from turpentine.—adj. Resinif′erous yielding resin.—n. Resinificā′tion the process of treating with resin.—adj. Res′iniform.—vs.t. Res′inify to change into resin; Res′inise to treat with resin.—adjs. Res′ino-elec′tric containing negative electricity; Res′inoid; Res′inous having the qualities of or resembling resin.—adv. Res′inously.—n. Res′inousness.—adj. Res′iny like resin.—Gum resins the milky juices of certain plants solidified by exposure to air; Hard resins at ordinary temperatures solid and brittle easily pulverised containing little or no essential oil (copal lac jalap &c.); Soft resins mouldable by the hand—some are viscous and semi-fluid balsams (turpentine storax Canada balsam &c.).
Inputed by Josiah
Examples
- He abandoned the resin as a sensitive material, and went back to the salts of silver. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- Knight says: The corundum stone used by the Hindoos and Chinese is composed of corundum powdered, two parts; lac resin, one part. William Henry Doolittle. Inventions in the Century.
- In 1827 he discarded the use of silver salts, and employed a resin known as Bitumen of Judea (asphaltum). Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- Hence, when treated with an oleaginous solvent the shadows dissolved out, and the lights, represented by the undissolved resin, formed a picture, which was in reality a permanent negative. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- The light acting upon the plate rendered the resin insoluble where exposed, and left it soluble under the shadows. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- Natural fibers, moreover, are difficult to spin and weave unless some softening material such as wax or resin is rubbed lightly over them. Bertha M. Clark. General Science.
- A plate was coated with a solution of this resin and exposed. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
- A cement which does not have this defect is made by boiling 3 parts of resin and 1 of caustic soda in 5 of water. William K. David. Secrets of Wise Men, Chemists and Great Physicians.
- Incisions are cut in the bark of the long-leaf pine trees, and these serve as channels for the escape of crude resin. Bertha M. Clark. General Science.
- Dufay had recognized two sorts of electricity, obtained by rubbing a glass rod and a stick of resin, and had spoken of t hem as vitreous and resinous. Walter Libby. An Introduction to the History of Science.
- Hence the early chemists made all possible mixtures of pitch, resin, naphtha, sulphur, saltpeter, etc. Various. The Wonder Book of Knowledge.
- Resin oil distils off easily. Frank Lewis Dyer. Edison, His Life and Inventions.
- The first attempts in this art were by Dixon, of Jersey City, and Lewis, of Dublin, in 1841, who used resins. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
Typed by Clarissa