reading carefully with intent to remember
"She spent hours studying the complex map before her geography exam."
The action of the verb to study.
"She spent the entire afternoon studying for her upcoming history exam."
In plain English: Studying is the act of learning information by reading, writing, and practicing to get ready for tests or schoolwork.
"She spends all her free time on studying for the upcoming exam."
present participle of study
"The students are studying hard for their upcoming exams."
In plain English: Studying means spending time learning and practicing what you need to know for school tests or classes.
"She is studying for her history exam tonight."