mars: meaning, definition, pronunciation and examples
B1Neutral to formal; common in scientific, journalistic, and everyday contexts when discussing astronomy; poetic or mythic in literary contexts.
Quick answer
What does “mars” mean?
The fourth planet from the Sun in the Solar System, known for its reddish appearance due to iron oxide on its surface.
Audio
Pronunciation
Definition
Meaning and Definition
The fourth planet from the Sun in the Solar System, known for its reddish appearance due to iron oxide on its surface.
Often used to personify the planet as the Roman god of war (Mars) and, by extension, as a symbol of conflict, masculinity, or conquest. In contemporary contexts, also refers to missions, exploration, or colonization efforts related to the planet.
Dialectal Variation
British vs American Usage
Differences
No significant differences in core meaning or usage. Pronunciation differs slightly (see IPA). Spelling is identical.
Connotations
Identical connotations in both varieties: scientific discovery, potential for life, future colonization, and mythological warfare.
Frequency
Equal frequency in both varieties, driven by news cycles about space exploration.
Grammar
How to Use “mars” in a Sentence
[Proper Noun] as subject (Mars is...)[Verb] + Mars (explore/colonize/orbit Mars)Adjective + Mars (the red/distant/barren Mars)Vocabulary
Collocations
Examples
Examples of “mars” in a Sentence
verb
British English
- The unexpected delay mars the entire project timeline.
- Vandalism mars the beauty of the historic building.
American English
- A single typo mars an otherwise perfect resume.
- The scandal mars his political legacy.
adverb
British English
- (No standard adverbial form. The verb 'mars' is not derived from an adverb.)
American English
- (No standard adverbial form.)
adjective
British English
- The Martian landscape is desolate. (Derivative 'Martian' used as adjective)
- They analysed the Mars data. (Noun used attributively)
American English
- The Martian atmosphere is thin. (Derivative 'Martian')
- The Mars mission is underway. (Noun used attributively)
Usage
Meaning in Context
Business
Refers to companies or projects involved in space technology (e.g., 'The startup aims for a Mars logistics solution').
Academic
Used in astronomy, planetary science, and astrobiology papers (e.g., 'The geology of Mars suggests ancient water flows').
Everyday
Discussed in news about space missions or in casual conversation about space (e.g., 'Did you see the latest photos from Mars?').
Technical
Specific references to coordinates, spacecraft trajectories, or geological features (e.g., 'The landing site is in the Jezero Crater on Mars').
Vocabulary
Synonyms of “mars”
Strong
Neutral
Weak
Vocabulary
Antonyms of “mars”
Watch out
Common Mistakes When Using “mars”
- Writing 'mars' in lowercase when referring to the planet (incorrect: 'the mars rover'; correct: 'the Mars rover').
- Using 'on Mars' incorrectly with articles (incorrect: 'on the Mars'; correct: 'on Mars').
FAQ
Frequently Asked Questions
Yes, when referring to the planet or the Roman god, it is a proper noun and must be capitalized (e.g., 'the Mars rover'). The verb 'to mar' (meaning to spoil) is lowercase and unrelated.
'Mars' is the proper name of the planet. 'Martian' is the adjective relating to Mars (e.g., Martian soil) or a noun for a hypothetical inhabitant of Mars.
No, 'Mars' as a proper noun is not a verb. The homograph verb 'mar' (spelled M-A-R) means to spoil or damage something and is etymologically unrelated to the planet.
Its surface appears reddish due to the prevalence of iron oxide (rust) in its soil and rocks, which reflects red light.
The fourth planet from the Sun in the Solar System, known for its reddish appearance due to iron oxide on its surface.
Mars is usually neutral to formal; common in scientific, journalistic, and everyday contexts when discussing astronomy; poetic or mythic in literary contexts. in register.
Mars: in British English it is pronounced /mɑːz/, and in American English it is pronounced /mɑːrz/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Men are from Mars, women are from Venus (popular psychology idiom about gender differences).”
Learning
Memory Aids
Mnemonic
Remember 'Mars' is 'ARs' with an 'M' – think of the 'ARs' (weapons) of the Roman god of war.
Conceptual Metaphor
Mars as a FRONTIER (for exploration), a DESTINATION (for humanity), a SYMBOL OF WAR (from mythology), or a TESTING GROUND (for technology).
Practice
Quiz
In the idiom 'Men are from Mars, women are from Venus', what does 'Mars' metaphorically represent?