What does lower esophageal sphincter mean? lower esophageal sphincter. Noun 1. (anatomy) ; The sphincter situated at the lower part of the esophagus.
What does upset mean? upset. Adjective 1. (of a person) ; Angry, distressed, or unhappy. For example, He was upset when she refused his friendship. 2. (of a stomach or gastrointestinal tract, referred to as stomach) ; Feeling unwell, nauseated, or ready to vomit. For …
What does antacid mean? antacid. Noun 1. An agent that counteracts or neutralizes acidity, especially in the stomach. antacid. Adjective 1. Counteracting or neutralizing acidity, especially in the stomach.
What does antiacid mean? antiacid. Noun 1. Antacid.