The glossary will be used to explain the keywords around the digitalisation. It can also be used in presential to imagine exercices with the trainees. Finding or creating an image that illustrate the word (see for example Big Data or Algorithm), finding ressources related to the word, writing collaboratively a page linked to some of the words. One can also comment and ask for more precise explanation if necessary. In this case, the objective is not to achieve a perfect state of knowledge, but to motivate the search for knowledge and to build it together (collaborative learning).