This is the 712th most frequent Russian word.
класса
The Russian word "класса" is the genitive singular or accusative plural form of "класс," which means "class" (as in school class, social class, or category).
Here, 'класса' is in genitive singular, indicating possession or association, translating to 'of the class' in English.
Этот метод класса позволяет нам обращаться к данным объекта.
This class method allows us to access the object's data.
In this sentence, 'класса' is also genitive singular and indicates association with the group or class.
Моя сестра получила приз за лучший проект класса.
My sister received a prize for the best project in the class.
Here, 'класса' is used to describe an attributive genitive explaining the type or quality, conveying 'class' as a measure of excellence.