1 Caffeine's not your friend if you have acid reflux. 2  Caffeine seems to be the main culprit by relaxing the sphincter muscle that normally keeps stomach acid from bubbling up the esophagus. 3  Decaf coffee has significantly less of a reflux effect, studies have found.
meniscus noun [ C ] (BODY PART) âº anatomy a curved piece of cartilage inside a joint (= place where two bones are connected) of the body such as the knee. âº physics on a liquid, a surface that curves either out or in as a result of surface tension.
A lens that is concave on one side and convex on the other. The curved upper surface of a column of liquid in a container. The surface is concave if the molecules of the liquid are attracted to the container walls and convex if they are not. See also surface tension. A piece of cartilage shaped like a crescent and located at the junction of two bones in a joint. The meniscus acts to absorb shock.