Word Pronunciation & Dictionary

jastrow illusion

Word Rarity Very rare

Frequency: Zipf frequency 1.83 in modern English

Syllables: jas-trow il-lu-sion
IPA

25

Scrabble Score

15

Letters

4

Syllables

11

Unique Chars

Meaning

noun

An optical illusion in which two adjacent identical curved shapes appear to be of different sizes.

Etymology

Attributed to the Polish-American psychologist Joseph Jastrow.

Inflected Forms

Jastrow illusions (plural)

Synonyms

boomerang illusion ring-segment illusion Wundt area illusion Wundt-Jastrow illusion

Questions

What does jastrow illusion mean?: An optical illusion in which two adjacent identical curved shapes appear to be of different sizes.
Where does jastrow illusion come from?: Attributed to the Polish-American psychologist Joseph Jastrow.

How to pronounce jastrow illusion

Open the pronunciation page — Open the Speakur entry for “jastrow illusion”.
Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
Play the audio — Click Play to hear reference audio for “jastrow illusion”.
Repeat and practice — Say “jastrow illusion” aloud, matching stress and vowels until it feels natural.