HealthJuly 18, 2026
keystone
/ˈkiːstoʊn/
Definition
The central, essential, or foundational element upon which a system or process relies to function effectively.
Etymology
Derived from the architectural term for the wedge-shaped stone at the apex of an arch that locks all other stones into place. By extension, it has come to represent the most important part of a system upon which all other parts depend.
In the news
In the article, the author uses the term to describe the need for a reliable, measurable factor in mental health assessments. A chosen questionnaire acts as the keystone, as it serves as the necessary foundation for evaluating patient progress.
Heralding The Minimal Clinically Important Difference When AI Is Used For Human Mental Health
Read the full article ↗Forbes