The term “genocide” has generated passion and misunderstanding since its coining in 1944 by Raphael Lemkin. Applying this term to very heterogeneous historical and current situations brings up many objections and debates. The first problem arising from the word genocide concerns its uses, including its memorial, humanitarian, legal, and political purposes. Scholars are divided about its meaning. However, this article stresses that the global digital academic enterprise, Online Encyclopedia of Mass Violence, represents today a unique effort to gather the most important historical cases of mass human destruction, with respect to their own singularity, while offering a way to compare them according to the same framework of analysis. It builds ...