buoyancy
noun
1.
cheerfulness that bubbles to the surface
2.
the property of something weightless and insubstantial
3.
irrepressible liveliness and good spirit
- “I admired his bouyancy and persistent good humor”
Origin
From buoyant + -cy or buoy + -ancy.
Phrases
- Archimedes' principle
- buoy up
- buoyancy aid
- buoyancy tank
- center of buoyancy
- centre of buoyancy
- reserve buoyancy
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.