shadow bands: meaning, definition, pronunciation and examples
C2Technical / Scientific
Quick answer
What does “shadow bands” mean?
Moving, wavy lines of alternating light and dark seen on plain surfaces just before and after a total solar eclipse.
Audio
Pronunciation
Definition
Meaning and Definition
Moving, wavy lines of alternating light and dark seen on plain surfaces just before and after a total solar eclipse.
A rare optical phenomenon where rapid, low-contrast waves of light and shadow sweep across the ground, caused by atmospheric turbulence distorting the thin sliver of remaining sunlight.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage. Spelling remains as two words, 'shadow bands'.
Connotations
Identical in both variants—purely a scientific/observational term.
Frequency
Extremely rare in general discourse in both regions. Usage is confined to eclipse-related contexts.
Grammar
How to Use “shadow bands” in a Sentence
[subject: observers/eclipse watchers] + [verb: saw/observed] + [object: shadow bands] + [adverbial: on the white sheet/just before totality]Vocabulary
Collocations
Usage
Meaning in Context
Business
Not used.
Academic
Used in astronomy, atmospheric physics, and science communication papers describing eclipse phenomena.
Everyday
Virtually unused except by amateur astronomers or eclipse chasers describing their experience.
Technical
The primary context. Describes a specific, poorly understood phenomenon related to the Earth's atmospheric turbulence during a solar eclipse.
Vocabulary
Synonyms of “shadow bands”
Neutral
Weak
Vocabulary
Antonyms of “shadow bands”
Watch out
Common Mistakes When Using “shadow bands”
- Using singular 'shadow band'.
- Confusing with 'shadow of a band' or other unrelated 'bands'.
- Capitalising as a proper noun.
FAQ
Frequently Asked Questions
No. They are a pattern of light and shadow on the ground or other surfaces, not a direct view of the sun.
No. They are an elusive phenomenon. Visibility depends on atmospheric conditions, surface texture, and the observer's location within the eclipse path.
They are believed to be caused by atmospheric turbulence (similar to the 'twinkling' of stars) distorting the very thin, slit-like crescent of the sun just before and after totality.
It is a two-word compound noun, like 'traffic lights'. It is not hyphenated or written as one word.
Moving, wavy lines of alternating light and dark seen on plain surfaces just before and after a total solar eclipse.
Shadow bands is usually technical / scientific in register.
Shadow bands: in British English it is pronounced /ˈʃædəʊ bændz/, and in American English it is pronounced /ˈʃædoʊ bændz/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Imagine the shadow of a venetian blind waving on the floor—but caused by the sun becoming a thin slit during an eclipse.
Conceptual Metaphor
THE ATMOSPHERE IS A DISTORTING LENS (causing the bands).
Practice
Quiz
What are 'shadow bands' primarily associated with?