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polymer
[pol-uh-mer]
noun
a compound of high molecular weight derived either by the addition of many smaller molecules, as polyethylene, or by the condensation of many smaller molecules with the elimination of water, alcohol, or the like, as nylon.
a compound formed from two or more polymeric compounds.
a product of polymerization.
polymer
Any of various chemical compounds made of smaller, identical molecules (called monomers) linked together. Some polymers, like cellulose, occur naturally, while others, like nylon, are artificial. Polymers have extremely high molecular weights, make up many of the tissues of organisms, and have extremely varied and versatile uses in industry, such as in making plastics, concrete, glass, and rubber.
◆ The process by which molecules are linked together to form polymers is called polymerization (pŏl′ə-lĭm′ər-ĭ-zā|||PRIMARY_STRESS|||shən).
polymer
In chemistry, a long molecule made up of a chain of smaller, simpler molecules.
Other Word Forms
- polymerism noun
- superpolymer noun
Word History and Origins
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Example Sentences
Jonathan Kaneh, 46, who owned a polymer factory in the kibbutz of Orim, saw in the release a more somber moment.
Researchers have developed a polymer structure shaped like a "Chinese lantern" that can quickly change into more than a dozen curved, three-dimensional forms when it is compressed or twisted.
However, because this method only works with light-sensitive polymers, its practical uses are limited.
Crews salvaged much of the original structure but replaced the damaged section with fiber-reinforced polymer in the hope of making the span stronger and more resilient to its unforgiving environment.
The others include rules governing mercury and air toxics; polymers and resins; rubber tires; copper smelting; and coal power, among others.
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