a reaction demonstrating a specific antibody or antigen in serum.
seroreaction/se·ro·re·ac·tion/ (sēr″o-re-ak´shun) a reaction occurring in serum or as a result of the action of a serum.
seroreaction(sē″rō-rē-ăk′shŭn) [″ + ″]
1. Any reaction taking place in or involving serum.
2. A reaction to an injection of serum marked by rash, fever, pain, arthralgia, or arthritis.
any reaction taking place in serum, or as a result of the action of a serum.