be·​hav·​ior·​is·​tics | \ bi-ˌhā-vyə-ˈri-stiks, bē- \
variants: or British behaviouristics \ bi-​ˌhā-​vyə-​ˈri-​stiks , bē-​ \

Definition of behavioristics

: a physicalistic science of individual and social behavior wherein an organism's responses to its environment are studied

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Learn More about behavioristics

Statistics for behavioristics

Cite this Entry

“Behavioristics.” The Dictionary, Merriam-Webster Inc., Accessed 18 January 2020.

Comments on behavioristics

What made you want to look up behavioristics? Please tell us where you read or heard it (including the quote, if possible).


experienced by way of someone else

Get Word of the Day daily email!

Test Your Vocabulary

The Eponym Quiz

  • rubens painting
  • Which is the best synonym of bowdlerize?
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!