A superordinate description of using an AI system as a repeatable language-practice resource that supplies correction and explanation alongside formal language instruction; a usage role rather than a single observable event.
Superordinate framework term; not operationalized as a per-interaction event. It names a category of supportive language-learning use under which more specific, measurable events fall.
Proposed measurement protocol (not yet empirically validated): Not directly measured; superordinate term.