Definitions for epiphenomenal. Here are all the possible meanings and translations of the word epiphenomenal. Wiktionary(0.00 / 0 votes)Rate this definition: epiphenomenal(Adjective) Being of secondary consequence to a causal chain of processes, but playing no causal role in the process of interest. epiphenomenal(Adjective) Of or pertaining to a mental process which occurs only as an incidental effect of electrical or chemical activity in the brain or nervous system.
1 Gallbladder Diseases: Gallbladder attacks often manifest as pain in the right side of the chest due to inflammation of the gallbladder, and this may become most noticeable after eating foods that are rich in fat. 2  You may also experience pain if gallstones become lodged in the bile duct.
Kidney stonesâ Kidney stones can also cause pain in the right side of the body, the area where the pain is felt is , particularly on the stomach towards the groin area. This is in the form of cramp-like pain that is very strong and sharp, along with nausea and even vomiting.