> For the complete documentation index, see [llms.txt](https://founders-and-coders.gitbook.io/coursebook/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://founders-and-coders.gitbook.io/coursebook/archive/handbook/glossary.md).

# Glossary or terms

| Term                    | Meaning                                                                                                          |
| ----------------------- | ---------------------------------------------------------------------------------------------------------------- |
| **argument**            | a value passed to a function when it is called                                                                   |
| **function**            | a piece of code that takes one or more inputs and returns a value as an output                                   |
| **function definition** | The code that defines how a function should behave                                                               |
| **function call**       | The code that makes use of an existing function definition with a specific set of inputs                         |
| **input**               | same as *argument*                                                                                               |
| **method**              | same as a function, but specifically it is a function that is defined as part of an object                       |
| **object**              | some code that groups a set of named values together                                                             |
| **output**              | same as *return value*                                                                                           |
| **parameter**           | variables listed in `()` in a function definition                                                                |
| **return value**        | the value that is output by a *function* when it finishes running                                                |
| **type**                | any one of a number of different kinds of value, such as a *string* or an *integer*, an *array*, or a *function* |
| **variable**            | Some named element to which a value can be assigned and updated                                                  |