HTML

HTML ABBREVIATION & DEFINITION

1) ABBREVIATION

<p>   An <abbr title="Extraterrestrial">   ET</abbr> has been reportedly    thrown out of a  <abbr title="Unknown   Flying Object">UFO</abbr> </p>

DEFINES AN ABBREVATION & FULL TERM

2) DEFINITION

<p>   <dfn>Humans</dfn> are bipedal   creatures that walk the surface of   Earth. Otherwise known as homo   sapiens. </p>

DENOTES THE SUBJECT

3) ABBR & DFN

<p>   <dfn><abbr title="Model View    Controller">MVC </abbr></dfn> is a   software design pattern commonly   used for  developing user interfaces   which divides the related  program   logic into three interconnected   elements. - Wikipedia </p>

WHEN AN ABBREVIATION IS ALSO THE SUBJECT