The Wayback Machine - https://web.archive.org/web/20110106190423/http://www.searchengineoptimising.com/glossary/glossary-of-computer-and-internet-terms/error503
Home arrow SEO Resources arrow Glossary

SEO Newsletter

SEO Newsletter


Receive HTML?


Glossary of Computer and Internet Terms
A glossary of computer and Internet terms with definitions that are easy to understand.
Glossary Search:

Begins with Contains Exactly matches
View Glossary
Submit Term



Error 503

Error 503 (Service Unavailable) is the term used when a connection times out because the server took too much time to answer.