- u -

• Unapproved : Isis::FeatureNomenclature
• UniqueKeys : Isis::CollectorMap< K, T, ComparePolicy, RemovalPolicy, CopyPolicy >
• Unknown : Isis::PlotCurve , Isis::Shape , Isis::IException
• UNKNOWN : Isis::SpiceRotation
• UnknownAction : Isis::ImageListActionWorkOrder
• Unprojected : Isis::Shape
• UseBandPlacementCriteria : Isis::ProcessMosaic
• User : Isis::ControlPoint::RadiusSource , Isis::ControlPoint::SurfacePointSource , Isis::IException
• UserDnComboValue : Isis::EditTool