HTML <s> Tag
Mark up text that is no longer correct:
<p>My new car is silver.</p>
Definition and Usage
The <s> tag specifies text that is no longer correct, accurate or relevant.
The <s> tag should not be used to define replaced or deleted text, use the <del> tag to define replaced or deleted text.
Differences Between HTML 4.01 and HTML5
The <s> element was deprecated in HTML 4.01, and was used to define strikethrough text.
The <s> element is redefined in HTML5, and is now used to define text that is no longer correct.