Sentence:  <WSD>Mediology</WSD> is interdisciplinary by nature and, therefore, unstable and constantly defining new avenues of inquiry that reveal the mechanisms of history itself. 
Meaning of the word marked with <WSD> tags:  An interdisciplinary approach to the study of culture, created by Régis Debray in 1979, that pays specific attention to human symbolic activity and to technology, especially as a medium of cultural transmission.