| keyword | The word, words, or phrase that an SEO professional or marketer targets for the purpose of matching and ranking for what users are searching for. The words used on webpages can help search engines determine which pages are the most relevant to show in organic results when a searcher enters a query. Keywords usually represent topics, ideas, or questions. |
| odp | (Open Directory Project) See DMOZ. One of the oldest and most comprehensive human-reviewed directories on the web. |
| cpa | Cost per acquisition (or cost per action) refers to the price that a publisher pays to an advertiser for each unique user action the advertiser provides. |
| ghost blogger | A ghost blogger is a person who writes for blogs by others without any self credibility, but in exchange of handsome payment. Her/his name does not appear with a blog post or article she/he has written, but typically the credit goes to another person who pays for the writing. Ghost writing is heavy in SEO industry as well as in other sectors like the celebrity world. |
| ugc | User generated content is a source of content for social media, wikis and blogs, content created by the actual user himself. |
