The user-friendly path for a A individual item of content. For example, a page, a news article, and an event are all content items, which correspond to the Page, News, and Event content types, respectively. or A term is an individual item that belongs to some taxonomy vocabulary, typically used for categorizing content. For example, a vocabulary "Colors" may have terms in it "Red", "Green", "Blue". that replaces the All pages in Drupal have a system path, which usually has a number in it that corresponds to an ID. For example, all content items have a system path /node/[id], and all taxonomy terms have a system path of /taxonomy/term/[id]. Usually URL aliases are created for system paths. . For example, /my-page can be an alias for /Exactly the same as "content item". The term "node" is Drupal's terminology, but WDS prefers to use "content item" which is easier to understand. /123.