chain-react: meaning, definition, pronunciation and examples
C1Formal, Technical, Figurative
Quick answer
What does “chain-react” mean?
To cause a sequence of events where each event triggers the next, often with escalating or uncontrollable effects.
Audio
Pronunciation
Definition
Meaning and Definition
To cause a sequence of events where each event triggers the next, often with escalating or uncontrollable effects.
A process, often chemical or nuclear, in which a reaction initiates further reactions of the same kind, creating a self-sustaining series. Figuratively, it describes any scenario where a single action sets off a cascade of related, often negative, consequences.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or grammatical differences. Spelling conventions (e.g., 'ise/ize') may apply to derived forms like 'chain reaction'.
Connotations
Equally technical and formal in both dialects. The figurative use is slightly more literary in British English.
Frequency
The noun 'chain reaction' is vastly more common than the verb 'to chain-react' in both dialects.
Grammar
How to Use “chain-react” in a Sentence
Subject (intransitive): The neutrons began to chain-react.Subject + Prepositional Phrase (with 'into'): The panic chain-reacted into a full-blown crisis.Vocabulary
Collocations
Examples
Examples of “chain-react” in a Sentence
verb
British English
- The laboratory ensured the compound could not chain-react under normal conditions.
- Fears about the bank's stability began to chain-react through the City.
American English
- If the core becomes too dense, fission will chain-react uncontrollably.
- The scandal chain-reacted, damaging every department in the corporation.
Usage
Meaning in Context
Business
One market crash can chain-react across the global economy, affecting unrelated sectors.
Academic
In nuclear fission, a neutron must strike a fissile nucleus to initiate a process that will chain-react.
Everyday
His rude comment chain-reacted, leading to an hour-long family argument.
Technical
The polymerisation was designed to chain-react until all monomers were consumed.
Watch out
Common Mistakes When Using “chain-react”
- Using it as a common transitive verb (e.g., 'He chain-reacted the situation' – incorrect).
- Confusing 'chain-react' (verb) with 'chain reaction' (noun) in sentence structure.
- Omitting the hyphen, which can cause readability issues.
FAQ
Frequently Asked Questions
No, it is a low-frequency, specialised verb. The noun 'chain reaction' is far more common in everyday language.
Almost never. It is primarily an intransitive verb (e.g., 'Things chain-reacted'). You cannot 'chain-react something'.
Both imply growth. 'Chain-react' emphasises a causal sequence where each step triggers the next, often used in technical contexts. 'Snowball' emphasises rapid, accumulating growth in size or intensity, and is more informal.
Yes, when used as a verb or an attributive adjective (e.g., chain-react process), the hyphen is standard to clarify the compound nature of the word.
To cause a sequence of events where each event triggers the next, often with escalating or uncontrollable effects.
Chain-react is usually formal, technical, figurative in register.
Chain-react: in British English it is pronounced /ˌtʃeɪn.rɪˈækt/, and in American English it is pronounced /ˌtʃeɪn.rɪˈækt/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[related] Set off a chain reaction.”
- “It was a classic chain reaction.”
Learning
Memory Aids
Mnemonic
Think of DOMINOES falling: when one falls (reacts), it hits the next, causing a CHAIN of reactions. CHAIN-REACT is the verb for that process.
Conceptual Metaphor
EVENTS ARE CHEMICAL REACTIONS / A SERIES OF EVENTS IS A CHAIN.
Practice
Quiz
In which context is the verb 'chain-react' used MOST literally?