convulsion
[kən'vʌlʃən]
n. 震动, 震撼, 动乱, 惊厥, 痉挛

[医] 惊厥, 搐

1. We are all in convulsion of laughter.
   都笑仰合。
2. The child reacted to the drug by going into convulsions.
   孩身痉挛，应。
3. The President's assassination led to political convulsion.
   总统刺起政治骚乱。

convulsion
[ noun ]

1. a sudden uncontrollable attack

<noun.state>
a paroxysm of giggling
a fit of coughing
convulsions of laughter

2. violent uncontrollable contractions of muscles

<noun.state>

3. a violent disturbance

<noun.state>
the convulsions of the stock market

4. a physical disturbance such as an earthquake or upheaval

<noun.event>

Convulsion \Con*vul"sion\, n. [L. convulsio: cf. F. convulsion.]
1. (Med.) An unnatural, violent, and unvoluntary contraction
of the muscular parts of an animal body.

2. Any violent and irregular motion or agitation; a violent
shaking; a tumult; a commotion.

Those two massy pillars,
With horrible convulsion, to and fro
He tugged, he shook, till down they came. --Milton.

Times of violence and convulsion. --Ames.

Syn: Agitation; commotion; tumult; disturbance.