polymer
C1/C2Predominantly technical/scientific/academic, but widely understood due to common everyday materials (plastic, rubber).
Definition
Meaning
A large molecule composed of many repeating smaller molecular units (monomers) chemically bonded together.
Any natural or synthetic material made of large molecules with a repeating structure, such as plastics, rubber, and proteins. Can also refer to substances or products made from such materials.
Linguistics
Semantic Notes
The term specifically denotes the molecular structure. Common usage often conflates 'polymer' with 'plastic,' but polymers include many non-plastic materials (e.g., DNA, cellulose, silk).
Dialectal Variation
British vs American Usage
Differences
No significant lexical or semantic differences. Spelling and pronunciation are identical.
Connotations
Neutral technical term in both varieties.
Frequency
Equally frequent in technical contexts. Slightly more common in American general science reporting.
Vocabulary
Collocations
Grammar
Valency Patterns
polymer of [monomer name]polymer consisting ofpolymer derived frompolymer based onpolymer with [property]Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “No common idioms.”
Usage
Context Usage
Business
Referring to the materials sector, e.g., 'The polymer division reported strong quarterly growth.'
Academic
Core term in chemistry, materials science, and engineering, e.g., 'The study investigated the thermal properties of the novel polymer.'
Everyday
Used when discussing materials, recycling, or products, e.g., 'This bag is made from a biodegradable polymer.'
Technical
Precise description of molecular structure and properties, e.g., 'The polymer's degree of polymerization was calculated via GPC.'
Examples
By Part of Speech
verb
British English
- The compound will polymerise under UV light.
- They aim to polymerise the monomer in a controlled fashion.
American English
- The compound will polymerize under UV light.
- They aim to polymerize the monomer in a controlled fashion.
adverb
British English
- The reaction proceeded polymerically.
American English
- The reaction proceeded in a polymeric fashion.
adjective
British English
- The polymeric coating provides excellent durability.
- They studied various polymeric materials.
American English
- The polymer coating provides excellent durability.
- They studied various polymer materials.
Examples
By CEFR Level
- Plastic is a kind of polymer.
- This bottle is made from a strong polymer.
- Natural polymers include rubber and silk.
- The scientist developed a new polymer for packaging.
- The polymer's long chains give it flexibility and strength.
- Recycling certain polymers can be technically challenging.
- The research focuses on supramolecular polymers that self-assemble in solution.
- Copolymerisation allows engineers to tailor polymer properties for specific applications.
Learning
Memory Aids
Mnemonic
Think of a **poly** (many) **mer** (part) – a substance with many repeating parts, like a train with many identical carriages.
Conceptual Metaphor
A CHAIN or NECKLACE (monomers are the links/beads). A BUILDING (monomers are bricks, the polymer is the wall).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- In Russian, 'полимер' is a direct cognate with identical meaning. No trap, but ensure technical context matches.
- Avoid over-translating; the English term is standard in Russian scientific discourse.
- Confusion may arise with broader terms like 'пластмасса' (plastic), which is a type of polymer.
Common Mistakes
- Using 'polymer' interchangeably with 'plastic' (all plastics are polymers, not all polymers are plastics).
- Incorrect plural: 'polymer' is a countable noun (polymers).
- Mispronunciation: stress on first syllable /ˈpɒl.ɪ.mə/, not on second.
Practice
Quiz
Which of the following is NOT a natural polymer?
FAQ
Frequently Asked Questions
No. Plastic is a specific category of synthetic or semi-synthetic polymers that can be molded. Polymers include a much wider range of natural and synthetic materials (e.g., proteins, rubber, DNA).
Yes. Polymers can exist in various states—solid, liquid, or gel—depending on their molecular weight, structure, and temperature. Many liquid polymers are used as adhesives, lubricants, or resins.
A monomer, which is the small, repeating unit that links together to form the polymer chain. An oligomer is a short chain of a few monomers.
Polymers are fundamental to life (proteins, DNA) and modern society. They provide lightweight, durable, and versatile materials for countless applications, from clothing and packaging to medical devices and electronics.
Collections
Part of a collection
Scientific Terminology
C1 · 44 words · Precise vocabulary used in scientific disciplines.