Buoyancy

Pronunciation

• UK IPA: /ˈbɔɪ.É™n.si/

Origin

From buoyant + -cy.

Full definition of buoyancy

Noun

1. (physics) The upward force on a body immersed or partly immersed in a fluid.
2. The ability of an object to stay afloat in a fluid.
3. (by extension) Resilience or cheerfulness.

Related terms

• buoyant
• buoy
• buoy up