1. plural of buoyance; the quality or state of being buoyant; the ability to float or rise in a fluid
Usage: Often used in physics and engineering contexts; Less common than the singular form 'buoyancy'
2. plural of buoyance; cheerfulness or optimism; a light, resilient quality of mood or spirit
Usage: Figurative use; less common than 'buoyancy' in this sense

Examples

• The buoyances of different materials determine how well they float in water.
• The ship's design relies on careful calculations of buoyances to ensure stability.
• Despite the setbacks, her natural buoyances kept the team's morale high.
• The buoyances of the swimmers allowed them to stay afloat with minimal effort.
• Engineers study the buoyances of various alloys for submarine construction.
• His infectious buoyances and positive attitude inspired everyone around him.