| invisible web | Parts of the Internet that have not been crawled by search engines. These sections do not appear in search results. |
| reciprocal linking | Where two sites link to each other. Often of low quality in terms of related content and rarely now of any great SEO significance. |
| onsite seo | See On-Page SEO |
| meta keywords | A tag that can be added to the “head section of an HTML document. Adding a bunch of keywords here won’t help you rank – search engine algorithms have ignored this tag for ranking purposes for years due to abuse (in the form of keyword stuffing). |
| algorithms | A process or formula by which stored information is retrieved and ordered in meaningful ways. |
