Definition of SEO

There are many definitions of SEO that you can find on the internet none of them are wrong but you don't know which one to follow, when you have to tell other about it, like in an interview or to tell your friends that what you do?
So it becomes complicated when they listen words like SEO, SEM, PPC, CTR and other.


Here are some of those definitions of SEO

Search engine optimization is the art and science of publishing information and marketing it in a manner that helps search engines understand your information is relevant to relevant search queries. ~ SEO book

Search engine optimization (SEO) is the practice of maximizing the volume or quality of traffic to a web site (such as a blog) from search engines via "natural" or un-paid ("organic" or "algorithmic") search results as opposed to other forms of search engine marketing ("SEM") which may deal with paid inclusion. ~ WikiPedia

search engine optimization is the process of increasing the amount of visitors to a Web site by ranking high in the search results of a search engine. ~ WebOpedia

Search Engine Optimization: The process, of building, designing, creating, or updating a website, or it’s contents, with the goals of increasing visibility within search engines, and improved placement on search engine results pages, for a desired set of keywords terms or market segment. Search Engine Optimization is a process of bringing targeted audience to a website on some specific keywords.