Following Constantine's conversion, Alexandre Christoyannopoulos recounts that Christian pacifism and anarchism were submerged for nearly a millennium until the emergence of thinkers such as Francis of Assisi and Petr ChelÄickÃ½.
noun. verb. The definition of a plume is a feather or a group of feathers, or a cloud of material spreading from its source. 1  A large, full feather from an ostrich that you wear in your hat is an example of a plume.
Plume: 1. A visible or measurable discharge of a contaminant from a given point of origin. Can be visible or thermal in water, or visible in the air as, for example, a plume of smoke. 2 The area of radiation leaking from a damaged reactor. 3.