On this page you’ll find a quick reference to common HTML terms and a table of frequently used named character entities.
HTML Terms
- Attribute
- An HTML element property that provides additional information or functionality for an element. Attributes appear as a name/value pair with the value contained in quotation marks.
- Block-Level Element
- HTML tags that create blocks of content within the document such as headings and paragraphs. Block-level elements typically stack one on top of each other based on the order they appear in the code.
- Child Element
- Any HTML element that is contained inside another HTML element. Child element tags must close before their parent element tags.
- Closing Tag
- Appears after an element’s content and indicates the end of an element. Is identical to an element’s opening tag with the addition of a forward slash (/) prior to the tag’s character.
- Comment
- Reference information added to the code. May include an overview of more complex code, a reminder for future authors, or communications within a team.
- CMS
- CMS is short for Content Management System, and refers to any system designed to allow users to create and maintain content. Examples include Joomla! and WordPress.
- CSS
- Cascading Style Sheets (CSS) is a presentation language used to control the presentation and layout of web pages.
- Doctype
- Short for Document Type Declaration. Appears at the top of all HTML documents to trigger standards mode and identifies the version of HTML used by the document.
- DOM
- The DOM, or Document Object Model, is a representation of documents like HTML. The DOM can be thought of as an outline where tags are represented by “nodes.”
- Elements
- HTML elements consist of an HTML tag, used to identify the content, and the content itself.
- FTP
- FTP stands for File Transfer Protocol. It’s a common protocol used for transferring large files from one server to another.
- HTTP
- HTTP, or Hypertext Transfer Protocol, controls the formatting and transmission of HTML pages across web servers.
- Inline-Level Elements
- Elements that appear within the normal flow of text. Unlike block-level elements, inline-level elements do not start new lines within the normal document flow.
- JavaScript
- Scripting language developed by Netscape and used to control much of the functionality and behavior on the web.
- Metadata
- Additional information about the document or document content, typically stored in meta tags.
- MIME Type
- Short for Multipurpose Internet Mail Extension, MIME types are used to tell user agents what type of program a file or extension is.
- Parent Element
- An HTML element that contains another element. It is possible for an element to be a child of one element and the parent of another.
- Replaced Element
- Any HTML element where the contents of the element are replaced by something else. Examples would be images, video, or other plug-in content.
- Tag
- Markup characters that indicate what type of content appear on the page. Most tags consist of both an opening and closing tag.
- URL
- URL stands for Uniform Resource Locator. It serves as the address of a document or other resource on the web.
- W3C
- The W3C, or World Wide Web Consortium, is the standards body responsible for authoring the HTML specification.
| Character | Description | Entity |
|---|---|---|
| " | double quotation mark | " |
| & | ampersand | & |
| < | less than symbol | < |
| > | greater than symbol | > |
| non-breaking white space | | |
| ® | registered sign | ® |
| © | copyright symbol | © |
| ™ | trademark symbol | ™ |