navigability
Navigability on an association end is a Boolean quality that indicates whether it is possible to use an association at run time to find the value or values (depending on the multiplicity of the end) of the type specified by the end, given one value for each of the other ends. An attribute is always navigable.
See also navigation efficiency.
Semantics
Navigability describes whether it is possible to traverse an association at run time. At run time, the extent of an association is a set of tuples (links), each tuple containing one value corresponding to each end of the association. Navigability means that, given values for all but one of the association ends, the tuples containing all of those values can be obtained; the result is ...
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