apophis: meaning, definition, pronunciation and examples
Very LowTechnical/Scientific, Media
Quick answer
What does “apophis” mean?
A proper noun, specifically the name given to a specific near-Earth asteroid (99942 Apophis).
Audio
Pronunciation
Definition
Meaning and Definition
A proper noun, specifically the name given to a specific near-Earth asteroid (99942 Apophis).
In wider usage, the name can symbolize a significant existential threat or a catastrophic cosmic event due to its historical association with a high-probability, though later downgraded, risk of Earth impact.
Dialectal Variation
British vs American Usage
Differences
No significant linguistic differences in usage. Potential minor spelling variations in surrounding descriptive text (e.g., 'analyse' vs 'analyze the risk from Apophis').
Connotations
Identical connotations of a known astronomical threat.
Frequency
Equally rare in both dialects, appearing primarily in scientific and news contexts.
Grammar
How to Use “apophis” in a Sentence
[Asteroid] Apophis [verb: is/will pass/posed a threat]Scientists [verb: observed/calculated/analyzed] ApophisVocabulary
Collocations
Usage
Meaning in Context
Business
Virtually never used.
Academic
Used in astronomy, astrophysics, and planetary science papers discussing near-Earth objects and impact hazards.
Everyday
Only used when discussing astronomy or news reports about potential asteroid impacts.
Technical
Core usage domain. Refers precisely to asteroid 99942 Apophis in orbital mechanics, risk assessment, and observational astronomy contexts.
Vocabulary
Synonyms of “apophis”
Strong
Neutral
Weak
Vocabulary
Antonyms of “apophis”
Watch out
Common Mistakes When Using “apophis”
- Using it as a common noun (e.g., 'an apophis').
- Misspelling as 'Apophysis' or 'Apopis'.
- Incorrect pluralisation ('apophises' or 'apophi').
FAQ
Frequently Asked Questions
Based on current precise orbital calculations, Apophis will not impact Earth for at least the next 100 years. It will make a very close, but safe, flyby in 2029.
It was named after Apophis, the ancient Egyptian deity embodying chaos and destruction, reflecting the initial perceived threat of an impact.
No. While it was once considered one of the highest-risk objects, its hazard potential has been significantly downgraded following precise orbit determination. Other asteroids now have higher theoretical impact probabilities, though all remain extremely low.
During its close approach in 2029, Apophis will be visible to the naked eye from certain parts of the Earth, appearing as a moving point of light.
A proper noun, specifically the name given to a specific near-Earth asteroid (99942 Apophis).
Apophis is usually technical/scientific, media in register.
Apophis: in British English it is pronounced /əˈpəʊfɪs/, and in American English it is pronounced /əˈpoʊfɪs/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “No common idioms. The name itself is used metaphorically for a 'sword of Damocles' scenario.”
Learning
Memory Aids
Mnemonic
Apophis sounds like 'Awe-Fear-Us' – a name that inspires awe and fear due to its potential impact.
Conceptual Metaphor
A NAMED THREAT IS A MONSTER/DEMON (derived from its namesake, the Egyptian god of chaos).
Practice
Quiz
What is Apophis?