is-a
nounEtymology From is + a.
1
Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Programming, Sciences The relationship between two entities in which one entity inherits from the other.
- A special slot, the Is-a slot, short for is-a-member-of-the-class, ties instances to the classes they are members of.1992, Patrick Henry Winston, Artificial Intelligence, 3rd edition, page 180:
2
Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Programming, Sciences Such a relationship expressed as an ontology component (regardless of whether the OOP paradigm per se is implemented).