Both share some similar characteristics and whether it is called a notebook or laptop often depends on the manufacturer. The terms are often used interchangeably. Some describe the notebook as being smaller and lighter than a laptop and not as powerful. For a more detailed explanation of the distinction between the two check out the links below. http/www.webopedia.com/DidYouKnow/Hardware_Software/2008/laptop_notebook.asp
http/uk.answers.yahoo.com/question/index?qid=20071003015439AA1Pmya http/askville.amazon.com/Notebook-Laptop/AnswerViewer.do?requestId=1234094
http/h30434.www3.hp.com/t5/Other-Notebook-PC-Questions/laptop-or-notebook/td-p/682