pro·​to·​cooperation | \ "+ \

Definition of protocooperation

: automatic or involuntary interaction by different kinds of organisms through which they mutually benefit (as by provision of debris habitats by trees and stirring of the forest floor by microfauna living in or on the debris)

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!

Other Words from protocooperation

protocooperative \ "+ \ adjective

History and Etymology for protocooperation

prot- + cooperation

Keep scrolling for more

Learn More about protocooperation

Statistics for protocooperation

Cite this Entry

“Protocooperation.” Dictionary, Merriam-Webster, Accessed 14 Aug. 2020.

Comments on protocooperation

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


Test Your Vocabulary

Original Meanings Quiz

  • rembrandt painting a young scholar and his tutor
  • Which of the following is the earliest known sense of the word awe?
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

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!