- search engine saturation 
Search Engine Saturation refers to the number of pages from your website domain a search engine has indexed. So if you have 100 pages and a search engined indexed 50, then you have a 50% search engine saturation.
- segmentation 
- Allows to segment data to analyse it
- All reports in GA provide segmentations
- SEM 
Search engine marketing (SEM) is the process of promoting and marketing a website through paid listings on search engines such as Google, Bing and Ask.com.
- SEPRS 
A page of results generated by search engines based on weighted elements in each engine's algorithm.
- social media 
Social media are primarily Internet- and mobile-based tools for sharing and discussing information among human beings.
- social medium 
Any medium that can be used for a social media campaign. Some examples are a blog, a forum and a news-content website.