What is the sanskrit word for school?

There isn't a single, direct translation for "school" in Sanskrit. The closest words would depend on the context:

For a place of learning in general:

* विद्यालय (vidyalaya): This is the most common word, meaning "place of learning" or "institution of knowledge."

* शिक्षास्थान (shikshaasthan): This literally translates to "place of education."

For a specific type of school:

* पाठशाला (pathshala): This refers specifically to a "primary school" or "elementary school."

* महाविद्यालय (mahavidyalaya): This means "college" or "university."

For other related concepts:

* गुरुकुल (gurukul): This refers to a traditional Indian school system where students live with their teachers.

* विद्यापीठ (vidyapith): This is another word for "university."

The best word to use depends on the specific context and the type of school you're referring to.