oscillating reaction

https://doi.org/10.1351/goldbook.O04338
A reaction is said to be oscillating if the concentration of one or more @I03096@ does not vary monotonically, but passes through maximum and minimum values.
Source:
PAC, 1996, 68, 149. (A glossary of terms used in chemical kinetics, including reaction dynamics (IUPAC Recommendations 1996)) on page 176 [Terms] [Paper]