| domain name age | In SEO, the domain name age refers to when a websites name was first registered. It is believed that domain age plays a role as a ranking factor. If were in 2017 and the sites domain name was registered in 2010, the domain age would be 7 years. |
| contextual advertising | Contextual advertising is a type of targeted advertising, relevant to the content, where ads are selected by automated systems and customized for each user. For example, if a user is visiting a site with online movies and that site uses contextual advertising, the user might be exposed to ads such as cinema tickets or DVD sellers. Being linked to the context, this type of advertising is more likely to be clicked and thereby, is likely to be a generator of generous income. |
| sandbox | The Google Sandbox is an algorithm that has allegedly existed since 2004, a filter that potentially affects new websites and/or links. |
| structured data and schema | Special website code that gives search engines extra information about the content on your website; that information is sometimes displayed in search results, such as star ratings. |
| volatility | A way to measure a tendency towards change or unpredictability. In relation to search engines, high volatility means there is a high amount of change occurring in the search results. Low volatility means that there is general stability. |
