| personalization | Refers to the way a search engine will modify a persons results on factors unique to them, such as their location and search history. |
| micro opacity | Noun phrase. The measurement of site-level opacity (q.v.). |
| nascent market | Newly developed small markets are called Nascent Markets. |
| user-generated content | This is content created by those who use a product or service. This type of content is normally seen as images and videos on social media, but can also include blog comments. |
| .htaccess | A file uploaded to a websites server that controls a number of functions, including redirects and access levels. |