Also known as: val.
VAL has various meanings in the NASA category. Discover the full forms, definitions, and usage contexts of VAL in NASA.
Legally or formally acceptable or binding. Unexpired, e.g. a passport.
NASAProcess of applying specialized security test and evaluation procedures, tools, and equipment needed to establish acceptance for joint usage of an information system by one or more departments or agencies and their contractors.
NASAThe relative lightness of a color as measured on a scale ranging from pure black to pure white. The value scale applies to chromatic as well as neutral colors. Value is also referred to as Lightness, Brightness, or Intensity. In color space value is most often represented on the vertical axis.
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