Princeton's WordNet

1. bubble(noun)

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

2. house of cards, bubble(noun)

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

   "his proposal was nothing but a house of cards"; "a real estate bubble"

3. bubble(noun)

   an impracticable and illusory idea

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

4. bubble(verb)

   a dome-shaped covering made of transparent glass or plastic

5. bubble(verb)

   form, produce, or emit bubbles

   "The soup was bubbling"

6. ripple, babble, guggle, burble, bubble, gurgle(verb)

   flow in an irregular current with a bubbling noise

   "babbling brooks"

7. bubble(verb)

   rise in bubbles or as if in bubbles

   "bubble to the surface"

8. bubble(verb)

   cause to form bubbles

   "bubble gas through a liquid"

9. burp, bubble, belch, eruct(verb)

   expel gas from the stomach

   "In China it is polite to burp at the table"

Kernerman English Learner's Dictionary

1. bubble(noun)ˈbʌb əl

   air in a liquid

   bubbles in the champagne; to blow bubbles

2. bubble(verb)ˈbʌb əl

   (of liquid) to have bubbles moving in it

   Heat until the water begins to bubble.

Wiktionary

1. bubble(Noun)

   A spherically contained volume of air, especially one made from soapy liquid.

2. bubble(Noun)

   A small spherical cavity in a solid material.

3. bubble(Noun)

   Anything resembling a hollow sphere.

4. bubble(Noun)

   A period of intense speculation in a market, causing prices to rise quickly to irrational levels as the metaphorical bubble expands, and then fall even more quickly as the bubble bursts.

5. bubble(Noun)

   Someone who has been u2018bubbledu2019 or fooled; a dupe.

6. bubble(Noun)

   a feverish upwelling

7. bubble(Noun)

   a feverish surge of speculation in a financial market, usually followed by a market crash (eg the w:South Sea Bubble).

8. bubble(Noun)

   a Greek (also: bubble and squeak)

9. bubble(Verb)

   To produce bubbles, to rise up in bubbles (such in foods cooking).

10. bubble(Verb)

    To cheat, delude.

11. bubble(Verb)

    To cry, weep.

Origin: Partly imitative, also influenced by burble.

Webster Dictionary

1. Bubble(noun)

   a thin film of liquid inflated with air or gas; as, a soap bubble; bubbles on the surface of a river

2. Bubble(noun)

   a small quantity of air or gas within a liquid body; as, bubbles rising in champagne or aerated waters

3. Bubble(noun)

   a globule of air, or globular vacuum, in a transparent solid; as, bubbles in window glass, or in a lens

4. Bubble(noun)

   a small, hollow, floating bead or globe, formerly used for testing the strength of spirits

5. Bubble(noun)

   the globule of air in the spirit tube of a level

6. Bubble(noun)

   anything that wants firmness or solidity; that which is more specious than real; a false show; a cheat or fraud; a delusive scheme; an empty project; a dishonest speculation; as, the South Sea bubble

7. Bubble(noun)

   a person deceived by an empty project; a gull

8. Bubble(noun)

   to rise in bubbles, as liquids when boiling or agitated; to contain bubbles

9. Bubble(noun)

   to run with a gurgling noise, as if forming bubbles; as, a bubbling stream

10. Bubble(noun)

    to sing with a gurgling or warbling sound

• blasie, bobbelAfrikaans
• فُقّاعَهArabic
• мехурBulgarian
• bolhaPortuguese (BR)
• bublinaCzech
• die BlaseGerman
• bobleDanish
• φυσαλίδαGreek
• burbujaSpanish
• mullEstonian
• حبابFarsi
• kuplaFinnish
• bulleFrench
• בּוּעָהHebrew
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• mjehurićCroatian
• buborékHungarian
• gelembungIndonesian
• bollaItalian
• 泡Japanese
• 거품Korean
• burbuliukasLithuanian
• burbulisLatvian
• buihMalay
• luchtbelDutch
• bobleNorwegian
• bańka, pęcherzykPolish
• حبابPersian
• پوکاڼهPashto
• bolhaPortuguese
• bulăRomanian
• пузырёкRussian
• bublinaSlovak
• mehurčekSlovenian
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• ฟองThai
• kabarcıkTurkish
• 氣泡Chinese (Trad.)
• бульбашка; пузирUkrainian
• بلبلہ ، حبابUrdu
• bong bóngVietnamese
• 气泡Chinese (Simp.)