English noun: chain reaction | |||
| 1. | chain reaction (process) a series of chemical reactions in which the product of one is a reactant in the next | ||
| Broader (hypernym) | chemical reaction, reaction | ||
| 2. | chain reaction (process) a self-sustaining nuclear reaction; a series of nuclear fissions in which neutrons released by splitting one atom leads to the splitting of others | ||
| Broader (hypernym) | nuclear reaction | ||