User Experience Design (UXD or UX) in web design is the process of enhancing user satisfaction by improving the usability, accessibility, and efficiency of user interaction with websites.
https://www.intechnic.com/blog/100-ux-design-pro-tips-from-user-experience-master/
User Experience trends are generally difficult to predict. We typically look to the past to help determine future trends, but this is not always an effective or accurate way of foretelling what trends the next year holds. Here are some trends we anticipate for 2018.
https://uxplanet.org/the-top-10-user-experience-design-trends-for-2018-2842be9364aa/
There are 7 factors that describe user experience, according to Peter Morville a pioneer in the UX field who was written several best-selling books and advises many Fortune 500 companies on UX
https://www.interaction-design.org/literature/article/the-7-factors-that-influence-user-experience/