1. Plural of puissance; great power, strength, or might, especially of a nation or ruler.
Usage: formal or archaic; often used in historical or political contexts
2. In equestrian sports, a high jump obstacle used in show jumping competitions.
Usage: technical; chiefly British

Examples

• The great puissances of Europe competed for dominance in the 18th century.
• Medieval kingdoms sought to increase their puissances through conquest and alliance.
• The rider cleared several puissances during the show jumping event.
• The puissances of the world gathered at the international summit.
• She navigated the course's challenging puissances with skill and precision.