Webpagenoun
alternative spelling of web page
Websitenoun
(Internet) A collection of interlinked web pages on the World Wide Web that are typically accessible from the same base URL and reside on the same server.
Websitenoun
a set of related web pages located under a single domain name
Website
A website (also written as web site) is a collection of web pages and related content that is identified by a common domain name and published on at least one web server. Notable examples are wikipedia.org, google.com, and amazon.com.