The term domain name has multiple related meanings:
The product that Domain name registrars provide to their customers. These names are often called registered domain names.
They are sometimes colloquially (and incorrectly) referred to by marketers as "web addresses" and "domain name" and "host name" are often used interchangably.
This article will primarily discuss registered domain names. See the Domain Name Systemhostname article for further information about the most common type of domain name. article for technical discussions about general domain names and the