HTML Terms
HTML contains hundreds of terms and attributes that can be used to mark up a specific document.
<meta> tag
The <meta> tag provides information about metadata in a HTML document. Metadata is the information about data. Metadata will not be displayed on the screen with the <meta> tag. Meta elements are usually used to spcify page description, author of the document, the date it was last modified, and keywords.
Example
<meta charset="UTF-8">