noun
Meaning 1
A brightness illusion in which, when certain stripes of a black-and-white grating are replaced by gray rectangles, the brightness of the rectangles appears to be closer to the brightness of the top and bottom bordering stripes.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided