# Definition:Object

## Definition

An object is a thing.

Everything that can be talked about in mathematics and logic can be referred to as an object.

## Also known as

Another word used in this context is entity.

## Example

As an example, $3$ is the proper name for a particular object, in this case a number.

This particular number can also be identified by using, for example, the property: being the smallest positive odd prime number.

## Historical Note

‎Lewis Carroll (Charles Lutwidge Dodgson) was one of the first to consider such a basic abstraction as an object.

In his idiosyncratic style, he used the word thing.