If you work with ERP terminology, check out the Microsoft Dynamics AX glossary just published on TechNet. Each term entry contains a definition and cross-references to related concepts.

Also have a look at Karen Scipi’s blog which features an in-depth look at the usage and meaning of terms and concepts frequently applied in Microsoft Dynamics AX. The blog introduces a series of post that look at the distinctions between key ERP concepts in the Dynamics AX glossary such as “amount” vs. “quantity” and “state” vs. “status”.