| inbound link | A link to a webpage that originates from an external website. For example, if Search Engine Journal were to link to Google, that would count as an inbound link on Google’s side; if Google were to link to Search Engine Journal, that would be an inbound link on SEJ’s side. |
| keyword variations | Different keywords that have the same or similar user intent. E.g. potato distributors in Lansing, MI and Lansing potato suppliers. |
| null query | Noun phrase. A null query produces no relevant documents as a search result. Alt. A null query may include only documents with null relevance (q.v.). |
| star reviews | Appraisals submitted by users of a product/service in a website indicating the level of satisfaction after purchase or use. |
| uniform resource locator | URL: The recognizable website address used to access a landing page. |