SINCE 1828
phi phenomenon
nounDefinition of phi phenomenon
: apparent motion resulting from an orderly sequence of stimuli (such as lights flashed in rapid succession a short distance apart on a sign) without any actual motion being presented to the eye
Keep scrolling for more
Keep scrolling for more
More Definitions for phi phenomenon
phi phenomenon
noun
\ ˈfī-
\
\
Medical Definition of phi phenomenon
: apparent motion resulting from an orderly sequence of stimuli (as lights flashed in rapid succession a short distance apart on a sign) without any actual motion being presented to the eye — compare apparent motion
Comments on phi phenomenon
What made you want to look up phi phenomenon? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Challenging Vocabulary Quiz Returns!
-
- Which is a synonym of fuliginous?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Word Games
-
Challenging Vocabulary Quiz Returns!
No tricks, just difficult words.
Take the quiz -
Time Traveler Quiz: Which Word Came First?
Which word entered the English language first?
Take the quiz -
Spell It
Can you spell these 10 commonly misspelled words?
Take the quiz -
SCRABBLE® Sprint
SCRABBLE® fans, sharpen your skills!
Play the game
Share phi phenomenon
Resources for phi phenomenon