| cooperative advertising | Cooperative advertising is an advertising form where two or more businesses share the cost of an ad. |
| penguinated | Adjective. The state or status of a Website having been deindexed or downgraded by the Penguin algorithm (q.v.) in Googles search index. |
| long-tail keywords | Longer queries, typically those containing more than three words. Indicative of their length, they are often more specific than short-tail queries. |
| url rewrite | Making URLs more descriptive and content related to boost search engine ranking. Commonly the rewritten URL will include the primary keyword or phrase for that page and can be classified as a search engine friendly (SEF) URL. Ideally, the URL should be usefully descriptive from the outset. If rewriting remember to add a 301 redirect from the old URL. |
| keyword difficulty | At Moz, Keyword Difficulty is an estimate, in the form of a numerical score, of how difficult it is for a site to outrank their competitors. |
