Head tag is an element indicating the header in HTML of a document. The content of this element will not be displayed in a browser.
A string of HTML code that helps search engines understand the type of content that exists on a webpage.
The * character means a wildcard that takes the place of any other character or string of characters.
This stands for “What you See Is What You Get” and refers to a web editor that allows you to make edits without having to know HTML or other types of code. Popular WYSIWYG editors include TinyMCE and CKEditor. Some editors can be used by both Drupal and WordPress.