Languages › Japanese What Does the Japanese Word Kagaku Mean? Share Flipboard Email Print Hero Images/Getty Images Japanese Essential Japanese Vocabulary History & Culture Japanese Grammar By Namiko Abe Japanese Language Expert B.A., Kwansei Gakuin University Namiko Abe is a Japanese language teacher and translator, as well as a Japanese calligraphy expert. She has been a freelance writer for nearly 20 years. our editorial process Namiko Abe Updated January 30, 2019 For those interested in Science, and in studying the Japanese language, get to know the word, Kagaku. Kagaku or 科学 (かがく) in Japanese characters is the Japanese word for science. Example Kagaku ga shinposhite, watashitachi no seikatsu wa benrini natta. 科学が進歩して、私たちの生活は便利になった。 Translation: Thanks to the development of science, our lives have become much more convenient.