This article reviews contemporary definitions of training in adult education literature with a focus on the narrowing of what is generally considered and not considered to be training today. The article then provides a number of historical and contemporary examples of training within the radical tradition. It argues that in the radical tradition, training is not conceived so narrowly and the terms "training" and "education" are at times used interchangeably to refer to a democratic and participatory form of education. The article concludes with a thematic summary of training conceptualized within the radical adult education tradition.