circularity: meaning, definition, pronunciation and examples
C1/C2Formal, Academic, Technical
Quick answer
What does “circularity” mean?
The quality of being shaped like or moving in a circle.
Audio
Pronunciation
Definition
Meaning and Definition
The quality of being shaped like or moving in a circle; the fact of a chain of reasoning or a process ending where it began, without establishing anything new.
Used in logic and argumentation to denote the fallacy of circular reasoning (petitio principii). In design, mathematics, and systems theory, it describes systems, patterns, or processes that are self-referential or recursive.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning. Spelling: UK uses '-isation' suffix for related words (e.g., circularisation) while US uses '-ization' (circularization).
Connotations
Identical in both dialects.
Frequency
Slightly more frequent in UK legal/financial contexts regarding 'circularisation' of documents. Otherwise, equal frequency in academic/professional registers.
Grammar
How to Use “circularity” in a Sentence
The circularity of [noun phrase] was evident.There is a circularity in [gerund phrase/question clause].to fall into circularityto be guilty of circularityVocabulary
Collocations
Examples
Examples of “circularity” in a Sentence
verb
British English
- The reasoning circularises upon itself.
- His argument merely circularises the initial assumption.
American English
- The reasoning circularizes upon itself.
- His argument merely circularizes the initial assumption.
adverb
British English
- The argument proceeds circularly, never reaching a new point.
- He reasoned circularly, frustrating the interviewer.
American English
- The argument moves circularly, never reaching a new point.
- He argued circularly, frustrating the interviewer.
adjective
British English
- The circular logic was immediately apparent to the panel.
- They were trapped in a circular debate.
American English
- The circular logic was immediately apparent to the panel.
- They were stuck in a circular argument.
Usage
Meaning in Context
Business
Rare. May refer to a 'circular argument' in a proposal or the 'circularity' of a market feedback loop.
Academic
Common in philosophy, logic, mathematics, linguistics, and critical theory to critique arguments or describe recursive systems.
Everyday
Very rare. Used only by educated speakers discussing flawed logic.
Technical
Common in computing (circular reference/dependency), systems theory, and formal logic.
Vocabulary
Synonyms of “circularity”
Strong
Neutral
Vocabulary
Antonyms of “circularity”
Watch out
Common Mistakes When Using “circularity”
- Using 'circularity' to mean 'circulation' (e.g., blood circulation).
- Confusing it with 'cyclicality' (which implies periodic repetition over time, not logical self-dependence).
- Incorrect plural: *'circularities' is rare and non-standard.
FAQ
Frequently Asked Questions
No. In logic and argumentation, it's a fallacy. However, in mathematics, art, or systems design, it can be a neutral or desirable property describing coherence, recursion, or symmetry.
'Circularity' is the abstract property. A 'vicious circle' (or 'vicious cycle') is a specific, often practical, situation where a problem causes another problem that worsens the first one, creating a negative feedback loop.
It is almost exclusively an uncountable (mass) noun. One typically speaks of 'the circularity of an argument,' not '*a circularity.' The rare plural 'circularities' is not standard in modern usage.
'Logical' is a very strong collocate, as in 'logical circularity.' The phrase 'accused of circularity' is also common in academic critiques.
The quality of being shaped like or moving in a circle.
Circularity is usually formal, academic, technical in register.
Circularity: in British English it is pronounced /ˌsɜː.kjəˈlær.ə.ti/, and in American English it is pronounced /ˌsɝː.kjəˈler.ə.t̬i/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “A vicious circle (related concept of a problematic cycle)”
- “Going round in circles (informal equivalent for unproductive discussion).”
Learning
Memory Aids
Mnemonic
Think of a CIRCUS ring: performers go round and round (circular) but end up where they started, achieving nothing new—just like a circular ARGUMENT.
Conceptual Metaphor
THINKING/ARGUMENT IS A CIRCLE (a flawed argument is a closed loop going nowhere).
Practice
Quiz
In which field is 'circularity' most likely to be a neutral or positive term?