The medical term applied to a small group of cells occurring in an organ and distinguishable, either in appearance or histochemically, from the surrounding tissue
Acronym for Fisheries-Oceanography Cooperative Investigations, a collection of NOAA programs attempting to understand the influence of environment on the abundance of various commercially valuable fish and shellfish stocks in Alaskan waters and their role in the ecosystem [ http: //www pmel noaa gov/foci/]