| aspx | Microsoft Active Server Page Framework |
| headings | Text that is placed within heading tags, such as H1, H2, H3 or H4. The size and bold type provide a clear reading for the visitor. A search engine will use the text within these tags for categorizing the page. |
| knowledge graph | An entity database Google uses to surface facts and information on people, places, and things (a.k.a., entities) – and their connections – in a Knowledge Panel or carousel at the top of search results on relevant queries. |
| cost per acquisition | Cost per acquisition is an advertising cost structure that only requires a user to pay when an actionable event takes place as a result of the ad. E.g. when a sale is made or lead is acquired. |
| featured snippets | Organic answer boxes that appear at the top of SERPs for certain queries. |
