Why is it called school of thoughts?

The term "school of thought" refers to a specific group of beliefs, theories, or methodologies that are shared by a community or movement in a particular field, such as philosophy, science, or art. It signifies a collective approach to understanding and interpreting concepts, often shaped by influential thinkers and historical contexts. The metaphor of a "school" conveys a place of learning and discourse, where ideas are developed and debated. By categorizing various perspectives, it helps clarify differing viewpoints and fosters intellectual dialogue.