iAjax.com

What get’s 1,000,000 searches a month according to the new Google numbers and is the programming technique that virtually runs every Web 2.0 site out there: AJAX, or Asynchronous Javascript and XML.

Careful here, because “Ajax” is a tradmarked term, but used in the programming world, it’s ubiquitous with creating interactive and more user-friendly web applications, not cleaning your toilet.