dissociate
C1Formal, Academic, Technical
Definition
Meaning
To disconnect, separate, or detach one thing from another, often used in psychological, chemical, or abstract contexts.
To cease associating with someone or something; to withdraw from a relationship or affiliation. In chemistry, it refers to a reversible breakdown of a complex molecule into simpler components.
Linguistics
Semantic Notes
Implies a deliberate or inherent act of separation, often with a nuance of psychological distancing or chemical decomposition. Not used for casual physical separation.
Dialectal Variation
British vs American Usage
Differences
No significant semantic difference. Spelling: 'dissociate' is standard in both. The variant 'disassociate' exists and is slightly more frequent in everyday American use, but 'dissociate' is preferred in formal/technical writing in both varieties.
Connotations
Identical.
Frequency
More frequent in academic, legal, and psychological contexts in both varieties. 'Dissociate' is the more common technical term in chemistry and psychology.
Vocabulary
Collocations
Grammar
Valency Patterns
dissociate [oneself] from [something/someone]dissociate [something] from [something][something] dissociates into [components]Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “dissociate oneself from something/someone (as a fixed phrase)”
Usage
Context Usage
Business
To formally distance a company from a controversial partner or action. (e.g., 'The board voted to dissociate the brand from the supplier's labour practices.')
Academic
Common in psychology (dissociative disorders) and chemistry (dissociation reactions). (e.g., 'The compound dissociates in aqueous solution.')
Everyday
Used to describe emotional or social distancing. (e.g., 'She tried to dissociate her personal feelings from the professional decision.')
Technical
In chemistry: the reversible decomposition of molecules. In psychology: a detachment from reality or identity.
Examples
By Part of Speech
verb
British English
- The MP was quick to dissociate himself from the extremist comments.
- In water, ammonium chloride will dissociate into its ions.
American English
- The company had to dissociate itself from the scandal to protect its brand.
- The acid dissociates completely, making it a strong electrolyte.
adverb
British English
- The paper was written dissociatively, separating theory from practice.
American English
- He spoke dissociatively about the event, as if it happened to someone else.
adjective
British English
- A dissociative state can be a trauma response.
American English
- She experienced dissociative symptoms following the accident.
Examples
By CEFR Level
- I can't dissociate this song from my holiday in Spain. It always reminds me of it.
- It's important to dissociate your work life from your personal life sometimes.
- The politician issued a statement to dissociate himself from the views of his former colleague.
- Under extreme stress, some individuals may dissociate, experiencing a sense of detachment from their own body or thoughts.
Learning
Memory Aids
Mnemonic
Think of a society (SOCiate) breaking apart (DIS). To DISSOCIATE is to break apart from a SOCiety or connection.
Conceptual Metaphor
CONNECTION IS A BOND/CHEMICAL COMPOUND; DISSOCIATION IS BREAKING BONDS OR DISSOLVING.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Not the same as 'разъединять' for simple physical disconnection. It's more abstract or technical.
- False friend: 'диссоциировать' exists but is very formal/scientific. English 'dissociate' is used in broader formal contexts.
- Do not confuse with 'differentiate' (различать). Dissociate is about breaking a link, not finding differences.
Common Mistakes
- Using 'dissociate' for physical separation (e.g., 'He dissociated the two wires' is wrong).
- Confusing spelling: 'disassociate' is an accepted but less formal variant.
- Incorrect preposition: 'dissociate with' is wrong; it's always 'dissociate from'.
Practice
Quiz
In which of the following sentences is 'dissociate' used CORRECTLY?
FAQ
Frequently Asked Questions
'Dissociate' is the standard, preferred term in formal and technical writing. 'Disassociate' is a common variant, especially in everyday American English. Their meanings are identical, but 'dissociate' is often considered more correct in academic contexts.
No, it is not used for physical separation of objects. It is used for abstract, psychological, social, or chemical separation. For wires or parts, use 'disconnect', 'separate', or 'detach'.
The correct preposition is 'from'. The pattern is always 'dissociate [something/oneself] from [something else]'.
Yes, directly. In clinical psychology, 'dissociate' refers to a mental process where a person disconnects from their thoughts, feelings, memories, or sense of identity. 'Dissociative disorders' are a category of conditions involving this process.
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