In the Internet you’ll see lots of terms and acronyms when browsing websites, do search engine optimization (SEO) and Internet marketing but many of them you’ll find difficult to understand. I’ve found a place where most of that terms and acronyms are explained and easy to understand.
Shortly: you’ll find usefull information about 301 redirect, 404 error, 500 error, Absolute Path, Alt text, Anchor text, API, Backlink, C-block, Canonical URL, Crawler, DoFollow (links), Domain name, DomainExternal link, Keyword density, KeywordLink, exchangeLink, Meta keywords, NoFollow (links), Noindex, PageRank, Pay per click (PPC) etc…
If you’re interested please visit: http://www.aboutus.org/Glossary