used at the end of internet addresses to show that the address belongs to a group or company that is not established to make a profit
dictionaries@cup.org
.org
uk/ˌdɒtˈɔːɡ/us/ˌdɑːtˈɔːrɡ/
（用于表示属于非营利组织的互联网地址，organization的缩写）
abbreviation for organization: used to show that an internet address belongs to an organization whose main purpose is not that it should produce a profit
You can search Cambridge dictionaries online at www.dictionary.cambridge.org.你可以通过 www.dictionary.cambridge.org 这个网址在网上查询剑桥系列词典。