| entities | People, places, organizations, websites, events, groups, facts, and other things. |
| status codes | The response codes sent by a server whenever a link is clicked, a webpage or file is requested, or a form is submitted. Common HTTP status codes important to SEO: |
| hostile entity | Noun phrase. A Web site, individual, or group of individuals systematically creating and/or promoting unfavorable content about a brand or personal name. Example: A Web site is a hostile entity if it produces or promotes more than one unfavorable article in a name space. |
| eighty-twenty rule | This is a rule that suggests that eighty percent of one particular product will be sold to twenty percent of the customers. This is usually within a store/shop that sells other products too. |
| voice search | A type of voice-activated technology that allows users to speak into a device (usually a smartphone) to ask questions or conduct an online search. |