| authorship | Noun. A method developed and implemented by Google whereby writers use a Google+ account to identify content that they have legitimately written and published. Such content is distinguished by the appearance of an authorized image of the content producer in search results next to appropriate listings. Google discontinued Authorship in 2014. |
| natural backlink | Naturally acquired backlinks that are placed within the body of content. |
| orphan page | Any webpage that is not linked to by any other pages on that website. |
| document classifier | Noun phrase. A computer program used to analyze the content, structure, and/or meta data associated with a Web document for the purpose of identifying or flagging or weighting or scoring the document in a search application or system. Sometimes simply referred to as a Classifier. |
| aggregation content curation | A form of content curation in which content on a given topic is collected and synthesized in one post. |