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.
It may seem odd that you would only develop pain on one side of your body after eating, but if you have gallstones, you may only feel pain on your right side. Gallstones are clusters of deposits that form in your gallbladder that can cause severe pain in your right side if a stone becomes lodged in the duct. If you develop pain in your right side, you need to make an appointment with your doctor or a general surgeon to determine whether or not you have gallstones.