What is SEO?

What is SEO?We are living in a world which is full of jargon. SEO is a miniature form of Search Engine Optimization. These three words are rounding around the people but always they cannot understand about it what is SEO. What is the Meaning of SEO?Trying to make higher rank in search engine is Search Engine Optimization. For making rank higher you make some changes in your website. Those changes make easier for search engine to understand your website content easily OR Search Engine...