Graduate school constitutes an advanced program of study focused on a particular academic discipline or profession. Traditionally, graduate school has been “academic” (centered on generating original research in a particular discipline), but it may be “professional” (centered on developing skills and knowledge for a specific profession), or a combination of both.
Compared to undergraduate studies, graduate school is a more concentrated course of study with greater expectations for the quality and quantity of your work. Graduate programs also entail:
Once you have made the decision to go to graduate school, the next step is to research programs that match your interests and fit your needs. Don’t limit yourself at this point, but instead gather information on a broad range of programs. (UC Berkeley)
Graduate degrees are available in almost any subject and come in three levels: master, specialist, and doctorate. Depending on the graduate school program and degree level you desire, your program requirements and length will vary.