moonbow: meaning, definition, pronunciation and examples
C2Technical / Literary / Formal
Quick answer
What does “moonbow” mean?
A rainbow produced by moonlight rather than sunlight.
Audio
Pronunciation
Definition
Meaning and Definition
A rainbow produced by moonlight rather than sunlight.
A rare meteorological phenomenon where a faint rainbow arc is visible on a night with a bright, nearly full moon and moisture in the air, typically appearing white or faintly coloured to the human eye.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage. The term is equally rare and technical in both dialects.
Connotations
Identical connotations of rarity and ethereal beauty.
Frequency
Extremely low frequency in both dialects, limited to specialized contexts.
Grammar
How to Use “moonbow” in a Sentence
A moonbow appears/forms over X.We saw a moonbow above the waterfall.The conditions were perfect for a moonbow.Vocabulary
Collocations
Examples
Examples of “moonbow” in a Sentence
verb
British English
- It's rare to moonbow, as the conditions are very specific. (non-standard, highly creative use)
adjective
British English
- The moonbow effect was captured in a long-exposure photograph.
American English
- We hoped for a moonbow night, with clear skies and a full moon.
Usage
Meaning in Context
Business
Not applicable.
Academic
Used in meteorology and atmospheric physics papers to describe the optical phenomenon.
Everyday
Virtually never used in casual conversation; would be explained as a 'rainbow at night'.
Technical
The primary context, used in scientific descriptions of atmospheric optics.
Vocabulary
Synonyms of “moonbow”
Neutral
Weak
Vocabulary
Antonyms of “moonbow”
Watch out
Common Mistakes When Using “moonbow”
- Using 'moonbow' to describe any night-time light phenomenon.
- Misspelling as 'moon-bow' or 'moon bow'. The standard spelling is one word.
- Pronouncing it like 'moon' + 'bow' (as in to bend) - it's pronounced like 'rainbow'.
FAQ
Frequently Asked Questions
Often not with the naked eye because human colour vision is poor in low light. Long-exposure photography frequently reveals the colours.
Cumberland Falls in Kentucky, USA, and Victoria Falls in Africa are renowned locations where moonbows are regularly observed under the right conditions.
Yes, it's a closed compound of 'moon' and 'bow' (from rainbow), similar to 'sunbow' or 'rainbow'.
They are much rarer than solar rainbows because they require a specific combination of a nearly full moon, dark sky opposite the moon, and falling water droplets in the atmosphere.
A rainbow produced by moonlight rather than sunlight.
Moonbow is usually technical / literary / formal in register.
Moonbow: in British English it is pronounced /ˈmuːnbəʊ/, and in American English it is pronounced /ˈmuːnboʊ/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: MOON + (rain)BOW. It's a rainbow caused by the moon.
Conceptual Metaphor
NATURE AS ARTIST / MAGICIAN (The moon paints a bow in the sky).
Practice
Quiz
What is the primary difference between a moonbow and a common rainbow?