bubble

(noun, verb)

noun

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

Definition categories: object, globule

2. a speculative scheme that depends on unstable factors that the planner cannot control

- a real estate bubble

Definition categories: thought, scheme, strategy

3. an impracticable and illusory idea

- he didn't want to burst the newcomer's bubble

Definition categories: thought, fancy, fantasy, illusion, phantasy

4. a dome-shaped covering made of transparent glass or plastic

Definition categories: man–made, covering

Sentences with bubble as a noun:

- bubbles in window glass, or in a lens

- Are you having a bubble?!

verb

1. form, produce, or emit bubbles

Definition categories: change, breathe, emit

2. flow in an irregular current with a bubbling noise

Similar word(s): babble, burble, guggle, gurgle, ripple

Definition categories: perception, go, sound

3. rise in bubbles or as if in bubbles

- bubble to the surface

Definition categories: motion, arise, lift, rise, uprise

4. cause to form bubbles

- bubble gas through a liquid

Definition categories: change, alter, modify

5. expel gas from the stomach

Similar word(s): belch, burp, eruct

Definition categories: body, breathe, emit