supertype ancestor

supertype ancestor

A concept that is a supertype of a specified concept.

Notes

• A supertype ancestor Includes the supertype parents and the supertype parents of each supertype parent, until the root concept is reached.

• The term supertype is synonymous with supertype ancestor. However, it is sometime helpful to use the term supertype ancestor to emphasize inclusion of all supertypes not just supertype parents.

Example

• The figure below shows an example hierarchy in which concept S has seven supertype ancestors A, B, D, E, I, J and K.

• Ancestor