I googled CLR and found out what it is from wikipedia, but I wanted to know what a CLR class or more specifically a CLR entity type is (especially in ASP.NET).
CLR is not class. The Common Language Runtime (CLR) is the virtual machine component of Microsoft's .NET framework . This runtime environment in .NET Framework is known as Common Language Runtime (CLR).
image from wiki which explain what clr can do
CLR provides the following benefits for developers:
Read more : http://www.codeguru.com/forum/showthread.php?t=369619