1. the condition of having or being marked by stigmata • Derivationally related forms: stigmatic, stigmatist • Hypernyms: condition 2.(optics) condition of an optical system (as a lens) in which light rays from a single point converge in a single focal point • Ant: astigmatism • Derivationally related forms: stigmatic • Topics: optics • Hypernyms: condition, status 3. normal eyesight • Derivationally related forms: stigmatic • Hypernyms: sight, vision, visual sense, visual modality