noun
chain reaction
General term for a series of events where each triggers the next, used in science, economics, and everyday situations.
一つのミスが連鎖反応を引き起こした。
One mistake triggered a chain reaction.
化学の
A chain reaction occurred in the chemistry experiment.
noun
nuclear chain reaction
Specifically a self-sustaining fission reaction, as in nuclear reactors or weapons.
原子炉では連鎖反応が制御されている。
In a nuclear reactor, the chain reaction is controlled.