causality paradox: meaning, definition, pronunciation and examples
C2 (Proficient)Academic, Scientific, Philosophical, Speculative Fiction
Quick answer
What does “causality paradox” mean?
A logical contradiction that occurs when the effect of an event loops back in time to become its own cause, violating the standard principle that cause precedes effect.
Audio
Pronunciation
Definition
Meaning and Definition
A logical contradiction that occurs when the effect of an event loops back in time to become its own cause, violating the standard principle that cause precedes effect.
In physics and philosophy, a situation where an event is both cause and consequence of another event within a closed time-like curve, often discussed in relation to time travel theories, where altering the past would prevent the initial conditions that led to the time travel.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. The concept is identical in both varieties. US usage may be slightly more frequent in popular science and sci-fi media discourse.
Connotations
Connotes complex theoretical physics, logical puzzles, and science fiction narratives.
Frequency
Very low frequency in general discourse; appears almost exclusively in academic physics, philosophy of time, and speculative fiction contexts.
Grammar
How to Use “causality paradox” in a Sentence
The scenario [verb: creates/poses/entails] a causality paradox.A causality paradox [verb: arises/occurs] when...To [verb: avoid/resolve/sidestep] the causality paradox.Vocabulary
Collocations
Examples
Examples of “causality paradox” in a Sentence
noun
British English
- The film's plot hinged on a clever causality paradox.
- Philosophers have debated the implications of the causality paradox for centuries.
American English
- The causality paradox presented in the theory seems unresolvable.
- Scientists are exploring whether quantum mechanics avoids such causality paradoxes.
Usage
Meaning in Context
Business
Extremely rare. Might be used metaphorically for circular dependencies in project management.
Academic
Primary context. Used in physics papers on closed time-like curves, philosophy papers on time and causation.
Everyday
Virtually never used. Appears only in discussions of time-travel films/books.
Technical
Core context. Used in theoretical physics, especially general relativity and quantum gravity discussions.
Vocabulary
Synonyms of “causality paradox”
Strong
Neutral
Weak
Vocabulary
Antonyms of “causality paradox”
Watch out
Common Mistakes When Using “causality paradox”
- Using 'causality paradox' to describe any logical paradox (it's specifically about time and cause).
- Confusing it with 'grandfather paradox' (which is a specific type of causality paradox about preventing one's own existence).
- Misspelling as 'casuality paradox' (confusion with 'casual').
FAQ
Frequently Asked Questions
No. The grandfather paradox is a specific, famous example of a causality paradox where going back in time to kill one's grandfather would prevent one's own birth, thus making the time travel impossible. 'Causality paradox' is the broader category.
According to standard models of physics (general relativity), closed timelike curves that could produce causality paradoxes are theoretically possible in extreme spacetime geometries, but most physicists believe quantum gravity effects would prevent them to uphold causal order.
The opposite is a consistent, linear causal chain where every event has a preceding cause and causes always precede their effects in time. This is the normative view in classical physics and everyday experience.
In philosophy, it is used to analyze the logical coherence of concepts like time travel, free will, and the nature of causation itself, often challenging the unidirectional 'arrow of time' assumption.
A logical contradiction that occurs when the effect of an event loops back in time to become its own cause, violating the standard principle that cause precedes effect.
Causality paradox is usually academic, scientific, philosophical, speculative fiction in register.
Causality paradox: in British English it is pronounced /kɔːˈzæləti ˈpærədɒks/, and in American English it is pronounced /kɑːˈzæləti ˈpærədɑːks/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “A snake eating its own tail (metaphorical for a causal loop)”
- “Which came first, the chicken or the egg? (lay example of circular causality)”
Learning
Memory Aids
Mnemonic
Imagine a man who goes back in time to give his younger self a book; the younger self grows up and later goes back in time to give the same book to his younger self. Who wrote the book? The cause (giving the book) has no origin – it's a paradox.
Conceptual Metaphor
TIME IS A LINE (which is broken/bent into a loop); CAUSALITY IS A CHAIN (which forms a closed circle).
Practice
Quiz
What is a 'bootstrap paradox' a specific type of?