Strong Admissibility (Principle)

A semantics σ\sigma satisfies Strong Admissibility iff every extension E∈σ(F)E \in \sigma(F) strongly defends each of its members.

Reference

Baroni, P. & Giacomin, M. (2007). On Principle-Based Evaluation of Extension-Based Argumentation Semantics. Artificial Intelligence, 171(10–15), pp. 675–700.