interreaction

noun

Plural:   interreactions

A reaction occurring between two other reactions;  intermediate reaction.  A reaction involving two or more substances / reactants / parties;  interaction;  mutual reaction.

Examples:

Thanks to this water-exchange-driven transition, the initial slurry-ish mixture gradually solidifies.  The sequel is a growing dough viscosity and a gradating degree of mutual reactedness of the watery and waterless raw materials.  This coupling interreaction already occurs during mixing.  (Source: J∙ Okram - Semolina Dumplings for Soups  ●  Cooking Recipe.)