Here’s a great overview by Erik Flowers of what UX means: UX is not UI.
Two key quotes from the article:
“UX is the intangible design of a strategy that brings us to a solution.”
“It’s a huge strategic process that aims to create a product or website that customers/users/visitors are drawn to, find easy to use, and quickly understand.”
Read his post to find out more about the difference between UX and UI.