
WHOIS (pronounced as the phrase who is) is a query and response protocol that is widely used for querying databases that store the registered users or assignees of an Internet resource, such as a domain name, an IP address block, or an autonomous system, but is also used for a wider range of other information. The protocol stores and delivers data...
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http://en.wikipedia.org/wiki/Whois

pronounced 'who is' - a utility which interrogates the Internet domain name administration system and returns ownership and other details of the specified domain name
Found on
http://www.archivemag.co.uk/

Query a whois or nicname database, see Section 10.2.6.4.
Found on
http://www.tldp.org/LDP/intro-linux/html/gloss.html

An Internet program which allows users to query a database of people and other Internet entities.
Found on
https://www.encyclo.co.uk/local/20850

is a program that will tell you the owner of any second-level domain name who has registered it with Verisign (or with Network Solutions, which was acquired by Verisign).
Found on
https://www.encyclo.co.uk/local/22605
No exact match found.