McLuhan was a Canadian philosopher and scholar who was widely known for his work on the impact of media and technology on society. Some synonyms for the word McLuhan include media theorist, cultural critic, communication expert, technology philosopher, and information scientist. McLuhan's ideas continue to be relevant today, as we navigate the rapidly changing landscape of technology and its influence on our lives. His concepts, such as "the medium is the message" and the global village, have become part of the modern lexicon. McLuhan's legacy lives on through the continued study of media and its impact on society.