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English to English noun
| 1 |
a sudden uncontrollable attack |  | Example: a paroxysm of giggling
a fit of coughing
convulsions of laughter
source: wordnet30
| 2 |
violent uncontrollable contractions of muscles | | source: wordnet30
| 3 |
a violent disturbance | | Example: the convulsions of the stock market
source: wordnet30
| 4 |
a physical disturbance such as an earthquake or upheaval | | source: wordnet30
| 5 |
An unnatural, violent, and unvoluntary contraction of the muscular parts of an animal body. | | source: webster1913
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