<study> A field of ecology which deals with the study of communities of organisms and the interactions and relationships between the member organisms. ... (09 Oct 1997) ... 
biocenology, biocoenology 1. The branch of biology dealing with the study of biological communities and the interactions among their members. 2. The study of communities of organisms and of the relationship among the members of such communities.biocoenology, biocenology 1. The study of the associations of organisms that form biotic communities. 2. The qualitative and quantitative study of communities of organisms.
the branch of biology dealing with the study of biological communities and the interactions among their members.