conversion
B2Formal, neutral, technical
Definition
Meaning
The process or action of changing something, or someone, from one form, purpose, or belief to another.
In computing, the process of changing data from one format to another; in law, the wrongful appropriation of another's property; in rugby and American football, a score made after a try or touchdown; in linguistics, the process of changing a word's class without adding an affix (e.g., 'google' as a verb).
Linguistics
Semantic Notes
The word implies a deliberate or transformative change resulting in a new state, function, or ownership. It often carries a sense of completeness in the change.
Dialectal Variation
British vs American Usage
Differences
In sports, 'conversion' in UK rugby refers to kicking a goal after a try, while in US sports, it can refer to turning a fourth down attempt into a first down, or a two-point attempt after a touchdown.
Connotations
In religious contexts, 'conversion' is equally strong. In business/marketing, 'conversion rate' is standard in both variants.
Frequency
Slightly more frequent in American English in business/tech contexts (e.g., 'conversion funnel').
Vocabulary
Collocations
Grammar
Valency Patterns
conversion of X to/into Yconversion from X to Yconversion between X and Yconversion for a purposeVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “a damascene conversion”
- “preach to the converted”
Usage
Context Usage
Business
Refers to turning leads into customers or changing company structure (e.g., 'The startup focused on improving its website conversion rate.')
Academic
Used in theology, linguistics, physics, and sociology to describe fundamental changes in state or belief (e.g., 'The study analysed the linguistic conversion of nouns into verbs.')
Everyday
Commonly used for changing units, currencies, file formats, or religious faith (e.g., 'I need an app for currency conversion before my trip.')
Technical
In computing, changing data formats; in engineering, changing energy forms; in law, the tort of conversion.
Examples
By Part of Speech
verb
British English
- They plan to convert the old barn into a holiday let.
- The software converts the files automatically.
American English
- We're going to convert the garage into a home gym.
- The plant converts natural gas into electricity.
adverb
British English
- The data was convertibly stored in two formats. (Rare)
- N/A
American English
- The units are not convertibly comparable. (Rare)
- N/A
adjective
British English
- The conversion process was surprisingly smooth.
- They installed a conversion kit for the boiler.
American English
- The conversion therapy debate is ongoing.
- He works in a conversion optimisation role.
Examples
By CEFR Level
- The conversion from pounds to euros was simple.
- Her conversion to vegetarianism was for health reasons.
- The company announced the conversion of the factory into flats.
- The file conversion failed, so I couldn't open the document.
- The sudden conversion of the sceptical politician surprised everyone.
- Energy conversion efficiency is a key factor in the design.
- His damascene conversion on environmental policy was viewed with suspicion by long-term allies.
- The linguist's paper explored the zero-derivation conversion of adjectives into verbs in modern English.
Learning
Memory Aids
Mnemonic
Think of a CONVERTible car: its form CONVERTS from a closed car to an open one. CONVERSION is the process of that change.
Conceptual Metaphor
CHANGE IS A JOURNEY FROM ONE PLACE TO ANOTHER (e.g., 'a conversion from Catholicism to Buddhism').
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not confuse with 'конверсия' (military conversion/arms reduction). The primary English meaning is broader. 'Переоборудование' is closer for physical alterations. 'Конвертация' is used for currency/file conversion, but is a false friend for other meanings.
Common Mistakes
- Using 'conversation' instead of 'conversion' (spelling error).
- Using 'conversion' for simple, minor changes where 'adjustment' or 'modification' is more appropriate.
Practice
Quiz
In which context does 'conversion' specifically refer to a wrongful act?
FAQ
Frequently Asked Questions
Not exactly. 'Conversion' implies a more deliberate, complete, or functional transformation from one specific state, system, or belief to another distinct one.
No, 'conversion' is a noun. The verb form is 'to convert'.
It's a metric, usually a percentage, that measures the number of people who take a desired action (e.g., make a purchase) compared to the total number of visitors or leads.
It's an idiom meaning to try to persuade people who already agree with you, which is unnecessary.