1. 
   escape sequence
   In web authoring, an escape sequence is used to be able to use <,> or & in text without the browser misinterpreting these symbols for their html meaning.
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
2. 
   escape sequence
   (character) (ESC) ASCII character 27. When sent by the user, escape is often used to abort execution or data entry. When sent by the computer it often starts an escape sequence. (1997-11-27)
   Found op http://foldoc.org/escape+sequence
   
   
3. 
   Escape sequence
   An escape sequence is a series of characters used to change the state of computers and their attached peripheral devices. These are also known as control sequences, reflecting their use in device control. Some control sequences are special characters that always have the same meaning. Escape sequen...
   Found op http://en.wikipedia.org/wiki/Escape_sequence
   
   

Tip: double click on a word to show its meaning.