An other common question asked by a person new to the Internet. What is a backlink? What is an inbound link (IBL)? In my attempt to explain what a Web link is in my entry named Web Links Explained - Beginner Guide, I have decided to continue to write on an other basic but fundamental concept, the backlink. Why, because I am often asked this question. And because there is a thread on this at HighRankings named What Is Back Link?.
As OWG says in that thread "Backlinks are link that point back to your site". They are links pointing inwards to your pages. Here is a picture to explain.
MINE = Your Page NOT MINE = Pages that are not yours.