| cart abandon rate | On ecommerce websites, the percentage of visitors who added a product to their cart and left the website before completing a purchase. |
| cloak | Cloaking is the black hat (and not recommended) practice of serving different content to Google than as seen by users. It is a technique that is generally still used only by spammers and those with malicious intent. |
| serps | (Search Engine Result Page) Pages displayed by the search engine in response to a user performing a search query. |
| private blog network | A group of websites that are centrally controlled and used in gray hat SEO to generate backlinks. |
| conceptual links | some of the more advanced search engines are attempting to understand links beyond focusing on the anchor text, for example by using co-citation. |
