To perform; to do; to conduct oneself; to carry out.

classroom

(software engineering) class diagram - A type of static structure diagram that describes the structure of a system by showing the system's classes, their attributes, and the relationships between the classes.

instruction; teaching; school; lesson, class

teach; to instruct; give a lesson

each / every / either

each

each, every

you all

(education) class (group of students in a regularly scheduled meeting with a teacher) / class of things (typically products) sharing certain features / (programming, object-oriented programming) class