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buoyancy

noun

/ˈbɔɪənsi/ or /ˈbuːjənsi/

Meaning

The ability to float in a liquid; cheerfulness and optimism.

Her natural buoyancy lifted the mood of the group.

lightness, resilience, cheerfulness, optimism

heaviness, depression, gloom

buoyancy force, natural buoyancy, economic buoyancy

Rainfall made acidic by atmospheric pollution, especially from industrial emissions.

The process of varying or controlling something.

A general agreement or common opinion reached by a group; unanimous decision or shared view.

The action of strengthening or protecting something.

a thin mattress or pad placed over a bed for additional comfort

The ability to move or be moved freely and easily; the quality of being mobile.