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|APPROVAL SIGNATURES |DATE |
|Gregory Blaney (original signature on file) |IMS Representative |06/16/2009 |
| | | |

|REVISION HISTORY |
|Revision |Description of Change |Author |Effective Date |
|Basic |Initial release; separate document for definitions and |Stephanie Ferguson |10/10/2007 |
| |acronyms | | |
|A |Updated terms and definitions resulting from re-engineering |Stephanie Ferguson |04/08/2008 |
| |process | | |
|B |Changed “IV&V Facility” to “IV&V Program”; updated |Stephanie Ferguson |06/16/2009 |
| |terminology for Annual Document Review | | |
| | | | |

Definitions and Acronyms

The following are general definitions of official NASA IV&V terms and roles, and frequently used acronyms. Specialized definitions and acronyms may be identified in individual system level procedures (SLPs), work instructions (WIs), or.