dechlorinate
C1Technical / Scientific
Definition
Meaning
To remove chlorine or chlorine compounds from something, especially water.
The chemical process of eliminating chlorine, often to make water safer for aquatic life, consumption, or specific industrial processes where chlorine is undesirable.
Linguistics
Semantic Notes
Primarily used in environmental science, chemistry, and water treatment contexts. Implies a deliberate, often technical, process of removal.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage. Spelling is consistent.
Connotations
Neutral technical term in both varieties.
Frequency
Equally low-frequency in both dialects, confined to specialist fields.
Vocabulary
Collocations
Grammar
Valency Patterns
[Subject] dechlorinates [Object][Object] is dechlorinated by [Agent/Process]Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Usage
Context Usage
Business
Rare, except in businesses related to water treatment or aquarium supplies.
Academic
Common in environmental science, chemistry, and engineering papers.
Everyday
Very rare. Might be used by aquarium hobbyists or in discussions about water filters.
Technical
The primary register. Used in manuals, process descriptions, and scientific reports.
Examples
By Part of Speech
verb
British English
- The new filter will dechlorinate the tap water before it enters the aquarium.
- Local authorities are required to dechlorinate the effluent before releasing it into the river.
American English
- You need to dechlorinate the pool water before draining it onto the lawn.
- The treatment plant dechlorinates all wastewater as a final step.
adjective
British English
- The dechlorinated water is safe for the sensitive fish.
- A dechlorinating agent was added to the sample.
American English
- Use dechlorinated water for your reptiles.
- The dechlorinating process involves activated carbon.
Examples
By CEFR Level
- Some people dechlorinate water for their pets.
- This chemical helps dechlorinate.
- Aquarium owners must dechlorinate tap water to protect fish from harmful chemicals.
- The environmental report recommended dechlorinating the industrial discharge.
- Advanced municipal water systems often dechlorinate treated effluent using sulphur dioxide or activated carbon filtration to mitigate ecological impact.
- The research focused on novel, cost-effective catalysts to dechlorinate persistent organic pollutants in groundwater.
Learning
Memory Aids
Mnemonic
Think: DE- (remove) + CHLORINE (the chemical) + -ATE (verb ending) = to remove chlorine.
Conceptual Metaphor
CLEANSING AS PURIFICATION: Removing a harmful or unwanted additive to restore a natural or neutral state.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Не путать с 'дехлорировать' (разговорный вариант) – в технических текстах используется именно 'dechlorinate'. Прямой перевод 'удалять хлор' менее специфичен.
Common Mistakes
- Confusing 'dechlorinate' with 'dechlorinate' (a common misspelling).
- Using it in non-technical contexts where 'remove chlorine' is clearer.
- Incorrect stress: /ˈdiːklɒrɪneɪt/ instead of /ˌdiːˈklɔːrɪneɪt/.
Practice
Quiz
In which context is the word 'dechlorinate' MOST appropriately used?
FAQ
Frequently Asked Questions
Primarily, yes. It most commonly refers to water treatment. However, it can technically apply to any substance from which chlorine is removed.
'Dechlorinate' is specific to removing chlorine. 'Filter' is a broader term that can remove many types of particles and impurities, including but not limited to chlorine.
It would sound very technical. In everyday talk, people say 'remove the chlorine from' or 'use a water conditioner for' (e.g., in an aquarium context).
Yes, 'dechlorination' (e.g., 'The dechlorination process is essential').