polymers - Master This Word
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polymers Word Meanings
- A large molecule made up of many repeating units.
- A substance composed of similar units bonded together.
- Materials used in plastics and other synthetic products.
polymers Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
polymers Phonetic & Pronunciation
UK
/ˈpɒl.ɪ.mə/
US
/ˈpɑː.lɪ.mɚ/
polymers Word Etymology
poly- = many, mer = part; Origin: Greek → Latin → English. Imagine many building blocks (parts) coming together to create one large structure, like a colorful and complex sculpture made of different materials.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputReal Context
Polymer is a noun used in chemistry and materials science to describe a very large molecule built from many repeating units called monomers. Natural polymers include DNA, proteins, and cellulose, while synthetic polymers include plastics, nylon, and silicones. The word comes from Greek poly- 'many' and mer 'part', literally many parts joined together into a single structure. In practice, scientists talk about chain length, cross linking, tacticity, crystallinity, and molecular weight to explain a polymer's properties. Polymers can be flexible or rigid, lightweight or strong, heat resistant or heat sensitive. Applications range from packaging and textiles to electronics and biomedical devices. Learning about polymers helps connect everyday materials to chemical principles.
Usage Reminders
- - Polymer is a noun that can be countable or uncountable depending on meaning.
- - Don’t confuse polymer with monomer; a monomer is one building block.
- - Use common terms: polymer chain, polymerization, biopolymer, synthetic polymer, polymer blend.
- - Note natural vs synthetic polymers.
- - Check pronunciation: POL-uh-mer.
Common Misconceptions
- A polymer is always a plastic material, with no natural examples.
- Polymers are only long straight chains; they cannot branch or form networks.
- All polymers have the same properties regardless of their composition.
- Monomer and polymer are the same thing.
- Biopolymers like DNA are not polymers.
Thinking Differences
In English, polymers are framed as large, varied materials with practical properties; learners focus on distinctions from monomers and on widely used terms like polymerization and biopolymer.
Learning Tips
- Listen to pronunciation with stress on the first syllable.
- Link polymer to everyday items (plastic, fibers) to remember context.
- Practice distinguishing polymer from monomer through examples.
- Learn common collocations: polymer chain, polymerization, biopolymer, synthetic polymer.
- Compare natural polymers (DNA, proteins) with synthetic ones.
- Use a mnemonic: many 'parts' make one structure.
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