Speakur

Word Pronunciation & Dictionary

delboeuf illusion

Word Rarity Very rare

Frequency: Zipf frequency 0.00 in modern English

Syllables
del-boeuf il-lu-sion
IPA
22
Scrabble Score
16
Letters
4
Syllables
10
Unique Chars

Meaning

noun

An optical illusion of relative size perception, usually illustrated by two discs of identical size, one of which is surrounded by a ring.

Etymology

Discovered in 1865 by the Belgian scientist Joseph Remi Leopold Delboeuf (1831–1896).

Inflected Forms

Delboeuf illusions (plural)

Questions

What does delboeuf illusion mean?
An optical illusion of relative size perception, usually illustrated by two discs of identical size, one of which is surrounded by a ring.
Where does delboeuf illusion come from?
Discovered in 1865 by the Belgian scientist Joseph Remi Leopold Delboeuf (1831–1896).

How to pronounce delboeuf illusion

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