Gain access to thousands of additional definitions and advanced search features—ad free! JOIN NOW
: the act of impelling : the state of being impelled
: an impelling force
: an onward tendency derived from an impulsion
: impulse sense 3a
: compulsion sense 2
15th century, in the meaning defined at sense 1a
Keep scrolling for more
Resources for impulsion
Time Traveler for impulsion
See more words from the same century
More Definitions for impulsion
: impulse sense 1
More from Merriam-Webster on impulsion
See words that rhyme with impulsion
Comments on impulsion
What made you want to look up impulsion? Please tell us where you read or heard it (including the quote, if possible).
the setting in which something occurs
Get Word of the Day daily email!
Musical Words Quiz
Test your visual vocabulary with our 10-question challenge!
Test Your Knowledge - and learn some interesting things along the way.
Red Cross Warns of Shelter Conditions
RIP Burt Reynolds
NYT Publishes Anonymous Piece
Kavanaugh Mentions Word in Hearing
Manafort Guilty on 8 Counts
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
How a folk song became a term of derision.
Sorry, not sorry
The participle made famous by Elvis
A not-so-sarcastic history
And is one way more correct than the others?
The story of an imaginary word that managed to sneak past our editors and enter the dictionary.
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
A quiz in common time.
Do you know the person or title these quotes describe?