IP Number
WebDynamic™ Web Glossary
Internet Protocol Number. Sometimes called a dotted quad. A unique number consisting of 4 parts separated by dots, for example:
165.113.245.2
Every machine that is on the Internet has a unique IP number - if a machine does not have an IP number, it is not really on the Internet. Many machines (especially servers) also have one or more Domain Names that are easier for people to remember.