An input that allows for user-triggered actions

A checkable input with three possible values: true, false, or mixed

A cell in a grid or treegrid

An interactive reference to an internal or external resource

An option in a set of choices contained by a menu or menubar

A checkable menuitem with three possible values: true, false, or mixed

A checkable menuitem in a set of elements with the same role

A selectable item in a listbox

An element that displays the progress status for tasks that take a long time

A checkable input in a group of radio roles, only one of which can be checked at a time

A graphical object that controls the scrolling of content within a viewing area

A type of textbox intended for specifying search criteria

A divider that separates and distinguishes sections of content or groups of menuitems

An input where the user selects a value from within a given range

A form of range that expects the user to select from among discrete choices

A type of checkbox that represents on/off values

A grouping label providing a mechanism for selecting the tab content that is to be rendered to the user

A container for the resources associated with a tab

An input that allows free-form text as its value

An option item of a tree

An input that controls another element that can dynamically pop up to help the user set the value

A composite widget containing a collection of one or more rows with one or more cells

A widget that allows the user to select one or more items from a list of choices

A type of widget that offers a list of choices to the user

A presentation of menu that usually remains visible and is usually presented horizontally

A group of radio buttons

A list of tab elements, which are references to tabpanel elements

A widget that allows the user to select one or more items from a hierarchically organized collection

A grid whose rows can be expanded and collapsed in the same manner as for a tree

A structure containing one or more focusable elements requiring user input

A section of a page that consists of a composition that forms an independent part of a document

A cell in a tabular container

A cell containing header information for a column

A definition of a term or concept

A list of references to members of a group

An element containing content that assistive technology users may want to browse in a reading mode

A scrollable list of articles where scrolling may cause articles to be added or removed from either end of the list

A perceivable section of content that typically contains a graphical document, images, code snippets, or example text

A set of user interface objects which are not intended to be included in a page summary or table of contents

A heading for a section of the page

A container for a collection of elements that form an image

A section containing listitem elements

A single item in a list or directory

Content that represents a mathematical expression

An element whose implicit native role semantics will not be mapped to the accessibility API

A section whose content is parenthetic or ancillary to the main content of the resource

An element whose implicit native role semantics will not be mapped to the accessibility API

A row of cells in a tabular container

A group containing one or more row elements in a grid, table, or treegrid

A cell containing header information for a row in a grid, table, or treegrid

A section containing data arranged in rows and columns

A word or phrase with a corresponding definition

A collection of commonly used function buttons or controls represented in compact visual form

A contextual popup that displays a description for an element

A region that contains mostly site-oriented content, rather than page-specific content

A supporting section of the document, designed to be complementary to the main content

A large perceivable region that contains information about the parent document

A landmark region that contains a collection of items and objects that, as a whole, combine to create a form

The main content of a document

A collection of navigational elements for navigating the document or related documents

A perceivable section containing content that is relevant to a specific, author-specified purpose

A landmark region that contains a collection of items and objects that, as a whole, combine to create a search facility

A type of live region with important, and usually time-sensitive, information

A type of live region where new information is added in meaningful order and old information may disappear

A type of live region where non-essential information changes frequently

A type of live region whose content is advisory information for the user but is not important enough to justify an alert

A type of live region containing a numerical counter which indicates an amount of elapsed time or remaining time

A type of dialog that contains an alert message, where initial focus goes to an element within the dialog

A dialog is a window overlaid on either the primary window or another dialog window

Indicates whether inputting text could trigger display of one or more predictions of the user's intended value

Indicates the current "checked" state of checkboxes, radio buttons, and other widgets

Indicates the element that represents the current item within a container or set of related elements

Indicates that the element is perceivable but disabled, so it is not editable or otherwise operable

Identifies the element that provides an error message for an object

Indicates whether a grouping element owned or controlled by this element is expanded or collapsed

Indicates the availability and type of interactive popup element

Indicates whether the element is exposed to an accessibility API

Indicates the entered value does not conform to the format expected by the application

Defines a string value that labels the current element

Defines the hierarchical level of an element within a structure

Indicates whether an element is modal when displayed

Indicates whether a text box accepts multiple lines of input or only a single line

Indicates that the user may select more than one item from the current selectable descendants

Indicates whether the element's orientation is horizontal, vertical, or unknown/ambiguous

Defines a short hint intended to aid the user with data entry when the control has no value

Indicates the current "pressed" state of toggle buttons

Indicates that the element is not editable, but is otherwise operable

Indicates that user input is required on the element before a form may be submitted

Indicates the current "selected" state of various widgets

Indicates if items in a table or grid are sorted in ascending or descending order

Defines the maximum allowed value for a range widget

Defines the minimum allowed value for a range widget

Defines the current value for a range widget

Defines the human readable text alternative of aria-valuenow for a range widget

Indicates that an element will be updated, and describes the types of updates the user can expect

Indicates what notifications the user agent will trigger when the accessibility tree within a live region is modified

Indicates whether assistive technologies will present all, or only parts of, the changed region

Indicates an element is being modified and that assistive technologies may want to wait until the modifications are complete

Identifies the currently active element when focus is on a composite widget, combobox, textbox, group, or application

Defines the total number of columns in a table, grid, or treegrid

Defines an element's column index or position with respect to the total number of columns within a table, grid, or treegrid

Defines the number of columns spanned by a cell or gridcell within a table, grid, or treegrid

Identifies the element (or elements) whose contents or presence are controlled by the current element

Identifies the element (or elements) that describes the object

Identifies the element that provides a detailed, extended description for the object

Identifies the next element (or elements) in an alternate reading order of content

Identifies the element (or elements) that labels the current element

Identifies an element (or elements) in order to define a visual, functional, or contextual parent/child relationship

Defines an element's number or position in the current set of listitems or treeitems

Defines the total number of rows in a table, grid, or treegrid

Defines an element's row index or position with respect to the total number of rows within a table, grid, or treegrid

Defines the number of rows spanned by a cell or gridcell within a table, grid, or treegrid

Defines the number of items in the current set of listitems or treeitems