The word "cadre" refers to a small group of individuals who are trained and skilled in a specific area and work together, often leading or organizing others. Full definition
One year ago we made mention of new cadre of official Green Plumbers working in Australia. (treehugger.com)
Online organizing is usually incremental, like field organizing in general, since it typically starts with small cadres of activists and builds out into the larger community from there. (epolitics.com)
Listening to books has grown more appealing, thanks to a growing growing cadre of famous actors. (goodereader.com)