The word "影帝" is formed by combining the character "影", which here means "film" or "movie", with "帝", meaning "emperor", to create a compound term that literally translates to "film emperor". This construction directly metaphorizes the highest achievement in acting, where "影" specifies the cinematic domain and "帝" denotes supreme mastery or top status within it, thus referring to a best actor or acclaimed male film star.