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单词 polymer
释义

WordReference Random House Learner's Dictionary of American English © 2024
pol•y•mer /ˈpɑləmɚ/USA pronunciation   n. [countable]
  1. Chemistrya chemical compound formed by the addition of many smaller molecules.
pol•y•mer•ic /ˌpɑləˈmɛrɪk/USA pronunciation  adj. 

WordReference Random House Unabridged Dictionary of American English © 2024
pol•y•mer  (pol′ə mər),USA pronunciation n. [Chem.]
  1. Chemistrya 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.
  2. Chemistrya compound formed from two or more polymeric compounds.
  3. Chemistrya product of polymerization. Cf. monomer. 
  • Greek polymeré̄s having many parts. See poly-, -mer
  • 1865–70

Collins Concise English Dictionary © HarperCollins Publishers::
polymer /ˈpɒlɪmə/ n
  1. a naturally occurring or synthetic compound, such as starch or Perspex, that has large molecules made up of many relatively simple repeated units

polymerism /pəˈlɪməˌrɪzəm ˈpɒlɪmə-/ n
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更新时间：2025/7/24 9:04:23