bubble

Definitions of bubble in various dictionaries:

noun - a hollow globule of gas (e.g., air or carbon dioxide)

noun - a speculative scheme that depends on unstable factors that the planner cannot control

noun - an impracticable and illusory idea

noun - a dome-shaped covering made of transparent glass or plastic

verb - form, produce, or emit bubbles

verb - flow in an irregular current with a bubbling noise

verb - rise in bubbles or as if in bubbles

verb - cause to form bubbles

verb - expel gas from the stomach

A thin, usually spherical or hemispherical film of liquid filled with air or gas: a soap bubble.

A globular body of air or gas formed within a liquid: air bubbles rising to the surface.

A pocket formed in a solid by air or gas that is trapped, as during cooling or hardening.

The act or process of forming bubbles.

A sound made by or as if by the forming and bursting of bubbles.

A fantastic or impracticable idea or belief; an illusion: didn’t want to burst the new volunteers’ bubble.

A speculative scheme that comes to nothing: lost money in the real estate bubble.

Something light or effervescent: “Macon—though terribly distressed—had to fight down a bubble of laughter” (Anne Tyler).

A usually transparent glass or plastic dome.

A protective, often isolating envelope or cover: “The Secret Service will talk of tightening protection, but no President wants to live in a bubble” (Anthony Lewis).

To form or give off bubbles.

To move or flow with a gurgling sound: a brook bubbling along its course.

To rise to or as if to the surface; emerge: “Since then, the revolution has bubbled up again in many forms” (Jonathan Schell).

To cause to form bubbles.

verb - to form bubbles (bodies of gas contained within a liquid)