plasticizer: meaning, definition, pronunciation and examples
C1Technical / Formal
Quick answer
What does “plasticizer” mean?
A substance added to materials, especially plastics, to make them softer, more flexible, or easier to mould.
Audio
Pronunciation
Definition
Meaning and Definition
A substance added to materials, especially plastics, to make them softer, more flexible, or easier to mould.
In chemistry, any additive that increases the plasticity or fluidity of a material; in broader contexts, something that makes a rigid system more adaptable.
Dialectal Variation
British vs American Usage
Differences
Both varieties use 'plasticizer'. In UK English, 'plasticiser' is an accepted alternative spelling. In US English, 'plasticizer' is exclusively used.
Connotations
Technical and neutral in both varieties. No significant connotative difference.
Frequency
More frequent in US English due to larger plastics industry discourse; in UK English, 'plasticiser' spelling appears in some technical journals.
Grammar
How to Use “plasticizer” in a Sentence
The plasticizer [makes/renders] the PVC more flexible.They [added/incorporated] a plasticizer to the formulation.A plasticizer [based on/derived from] citrates was used.The plasticizer [migrated/leached] from the product.Vocabulary
Collocations
Examples
Examples of “plasticizer” in a Sentence
verb
British English
- The compound was plasticised to improve its workability.
- They are researching new ways to plasticise biodegradable polymers.
American English
- The formula is plasticized with a non-phthalate alternative.
- Manufacturers plasticize PVC to make it suitable for medical tubing.
adjective
British English
- The plasticiser effect was measured over time.
- A plasticising additive was introduced.
American English
- The plasticizer content was too high.
- We observed a plasticizing effect on the polymer matrix.
Usage
Meaning in Context
Business
Discussing the cost of plasticizers in manufacturing or compliance with regulations on certain phthalates.
Academic
Analysing the effect of a novel bio-based plasticizer on polymer glass transition temperature.
Everyday
Rare. Possibly when discussing concerns about chemicals in children's toys or food packaging.
Technical
Specifying the type and percentage of plasticizer in a polymer compound for injection moulding.
Watch out
Common Mistakes When Using “plasticizer”
- Misspelling as 'plasticer' or 'plasticisor'.
- Using 'plasticizer' as a synonym for 'plastic' (the material).
- Incorrect pronunciation stressing the second syllable (e.g., /plæsˈtɪsaɪzə/).
FAQ
Frequently Asked Questions
No. 'Plastic' is the final material (e.g., a bottle). A 'plasticizer' is a specific chemical additive mixed into the plastic during production to change its physical properties.
No. While some types (like certain phthalates) have raised health and environmental concerns, many plasticizers are extensively tested and approved for specific uses. The safety depends on the specific chemical, its concentration, and the product's application.
They are similar in function but used in different materials. 'Plasticizer' is the technical term primarily for synthetic polymers (plastics, rubber). 'Softener' (or fabric softener) is typically used for natural fibres like cotton or wool to make them feel less rough.
Yes, the verb is 'to plasticize' (US) / 'to plasticise' (UK). It means to add a plasticizer or to make something plastic. Example: 'The resin must be plasticized before moulding.'
A substance added to materials, especially plastics, to make them softer, more flexible, or easier to mould.
Plasticizer is usually technical / formal in register.
Plasticizer: in British English it is pronounced /ˈplæstɪsaɪzə/, and in American English it is pronounced /ˈplæstəˌsaɪzɚ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “No common idioms”
Learning
Memory Aids
Mnemonic
Think: 'PLASTIC-izer' makes PLASTIC more pli-able. The suffix '-izer' means 'something that does' – so it's the thing that 'plasticizes'.
Conceptual Metaphor
A FLUIDITY AGENT (making the rigid, fluid).
Practice
Quiz
Which of the following is the primary function of a plasticizer?