a group of students who are taught together at school, college, or university, a course of instruction, a group of people or things with similar characteristics

in a class by oneself, class warfare, class struggle

first-class, class act, class clown

Formal and Informal Expressions of class

In different contexts, you can replace 'class' with suitable alternatives. In a more formal setting, 'category, classification' is apt. In informal speech or writing, 'group, gang' is a commonplace synonym.

class: Explore its Definition & Usage

class Definition

1a group of students who are taught together at school, college, or university
2a course of instruction
3a group of people or things with similar characteristics

Using class: Examples

Take a moment to familiarize yourself with how "class" can be used in various situations through the following examples!

Example
I have a class in the morning.
Example
She teaches a class on Shakespeare.
Example
The middle class is shrinking.
Example
This car belongs to the luxury class.

class Synonyms and Antonyms

Synonyms for class

Antonyms for class

Idioms Using class

in a class by oneself
so outstanding that one cannot be compared to others
Example
Her performance was in a class by herself.
class warfare
conflict between different social classes
Example
The politician's rhetoric was accused of promoting class warfare.
class struggle
the conflict of interests between the workers and the ruling class in a capitalist society
Example
Marxist theory posits that history is driven by the class struggle.

Phrases with class

first-class
of the highest quality or rank
Example
He always travels first-class when he flies.
class act
someone or something that is impressive, stylish, or of high quality
Example
The way she handled the situation was a real class act.
class clown
a student who tries to be funny and make others laugh in class
Example
He was the class clown in high school.

Origins of class

from Latin 'classis', meaning 'a division of the Roman people'

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Summary: class in Brief

The term 'class' [klæs] refers to a group of students taught together, a course of instruction, or a group of people or things with similar characteristics. It can denote social status, as in 'The middle class is shrinking,' or quality, as in 'This car belongs to the luxury class.' Phrases like 'first-class' and 'class act' denote high quality, while idioms like 'class warfare' and 'class struggle' refer to social conflicts.