'mutualist' definitions:

Definition of 'mutualist'

From: WordNet
adjective
Mutually dependent [syn: interdependent, mutualist, mutually beneficial]

Definition of 'mutualist'

From: GCIDE
  • mutualist \mutualist\ adj. One practising or advocating the doctrine of mutualism.
  • Syn: interdependent, mutually beneficial. [WordNet 1.5]