1. having a short, stocky build with a tendency toward roundness
Usage: psychology; technical

Examples

• The researcher classified the subject as having a pyknic body type.
• Pyknic individuals often have broad shoulders and a rounded torso.
• The study examined personality traits associated with pyknic physiques.
• His pyknic build made him appear shorter than his actual height.
• The classification system included pyknic as one of three basic body types.