amor asteroid: meaning, definition, pronunciation and examples
Rare / TechnicalScientific, Astronomical, Formal
Quick answer
What does “amor asteroid” mean?
A member of a group of near-Earth asteroids whose orbits lie primarily between Earth and Mars, but cross Mars's orbit.
Audio
Pronunciation
Definition
Meaning and Definition
A member of a group of near-Earth asteroids whose orbits lie primarily between Earth and Mars, but cross Mars's orbit.
Any asteroid belonging to the Amor group, characterized by having perihelion distances between 1.017 and 1.3 AU (just outside Earth's orbit). They are of significant interest to planetary defense and space science.
Dialectal Variation
British vs American Usage
Differences
No significant differences in usage or definition. Spelling of related terms may follow regional conventions (e.g., 'centre of mass' vs. 'center of mass').
Connotations
Purely technical; no cultural or emotional connotations.
Frequency
Extremely rare in general language. Frequency is identical in both regions within the relevant scientific communities.
Grammar
How to Use “amor asteroid” in a Sentence
The [Amor asteroid] [orbits] [between Earth and Mars].[Scientists] [classified] the [object] as an [Amor asteroid].Vocabulary
Collocations
Examples
Examples of “amor asteroid” in a Sentence
verb
British English
- The newly discovered body was confirmed to be an Amor asteroid.
American English
- Researchers worked to determine if it was an Amor or Apollo asteroid.
adjective
British English
- The Amor-class object posed no immediate threat.
American English
- They studied the Amor-type asteroid's composition.
Usage
Meaning in Context
Business
Not used.
Academic
Used in astronomy, astrophysics, and planetary science papers and lectures.
Everyday
Virtually never used in everyday conversation.
Technical
The primary context. Used in research, space agency communications, and asteroid catalogs.
Vocabulary
Synonyms of “amor asteroid”
Strong
Neutral
Weak
Vocabulary
Antonyms of “amor asteroid”
Watch out
Common Mistakes When Using “amor asteroid”
- Pronouncing 'Amor' like the word for love (/ˈæm.ɔːr/) instead of the proper name (/ˈeɪ.mɔːr/).
- Confusing Amor asteroids with Apollo or Aten asteroids.
- Using lowercase 'a' for 'amor'.
FAQ
Frequently Asked Questions
Not directly, as its orbit does not currently cross Earth's. However, gravitational perturbations could change its orbit over very long timescales, so they are monitored.
It is named after the archetype of this group, asteroid 1221 Amor, discovered in 1932. The name itself is from Roman mythology (Cupid).
Amor asteroids have orbits outside Earth's but cross Mars's. Apollo asteroids cross Earth's orbit with periods greater than 1 year. Aten asteroids have orbits mostly inside Earth's.
Some become bright enough for amateur telescopes during close approaches, but they are generally faint objects requiring precise tracking.
A member of a group of near-Earth asteroids whose orbits lie primarily between Earth and Mars, but cross Mars's orbit.
Amor asteroid is usually scientific, astronomical, formal in register.
Amor asteroid: in British English it is pronounced /ˌeɪ.mɔː ˈæs.tər.ɔɪd/, and in American English it is pronounced /ˌeɪ.mɔːr ˈæs.tə.rɔɪd/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'AMOR' = 'Asteroid Moving Outside Earth's Range' (though it crosses Mars's orbit).
Conceptual Metaphor
Often conceptualised as a 'neighbour' or 'visitor' in Earth's orbital neighbourhood, though not as close as some other groups.
Practice
Quiz
What is the key orbital characteristic of an Amor asteroid?