There are several synonyms for the term "web farm," which is a collection of web servers working together to deliver websites to users. One such synonym is "server cluster," which refers to a group of servers working together to provide a high availability and performance infrastructure. Another synonym is "load balancing cluster," which is a group of servers that distribute incoming traffic evenly among them to ensure optimal resource usage and minimal downtime. "Content delivery network (CDN)" is also a synonym for web farm, where geographically dispersed servers deliver web content to end-users based on their location, ensuring faster load times and better performance. In summary, these terms all refer to a group of interconnected servers delivering websites and content to users.