• An organ located under the diaphragm, between the liver and the spleen as well as between the esophagus and the small intestine. The stomach is the primary organ of food digestion.
  NCI Thesaurus
  U.S. National Cancer Institute, 2021
• An organ of digestion situated in the left upper quadrant of the abdomen between the termination of the ESOPHAGUS and the beginning of the DUODENUM.
  NLM Medical Subject Headings
  U.S. National Library of Medicine, 2021
• An organ that is part of the digestive system. It helps in the digestion of food by mixing it with digestive juices and churning it into a thin liquid.
  NCI Dictionary of Cancer Terms
  U.S. National Cancer Institute, 2021
• Organ of digestion situated in the left upper quadrant of the abdomen between the termination of the esophagus and the beginning of the duodenum.
  CRISP Thesaurus
  National Institutes of Health, 2006
• Organ with organ cavity which is continuous proximally with the esophagus and distally with the small intestine. Examples: There is only one stomach.
  Digital Anatomist
  University of Washington, 2003
• Organ with organ cavity, each instance of which is proximally continuous_with some esophagus; distally continuous_with some duodenum. Examples: There is only one stomach.
  Foundational Model of Anatomy
  University of Washington, 2017
• The portion of the gastrointestinal tract located between the esophagus and the proximal duodenum.
  CDISC Terminology
  Clinical Data Interchange Standards Consortium (CDISC), 2021
• The sac-like organ of the digestive system between the esophagus and the duodenum which breaks down food and moves it along to the small intestine to be digested.
  Harvard Dictionary of Health Terms
  Harvard Medical Publishing, 2011
• The stomach is a large, bean-shaped, hollow muscular organ consisting of three regions: cardia, body (fundus), antrum. Food and fluids enter the stomach from the esophagus by passing through the lower esophageal sphincter.
  Merck Manuals
  Merck & Co., Inc., 2020
• The stomach is the first intra-abdominal part of the gastrointestinal (GI), or digestive, tract. It is a muscular, highly vascular bag-shaped organ that is distensible and may take varying shapes, depending on the build and posture of the person and the state of fullness of the organ (see the image below).
  Medscape
  WebMD, 2019
• Stomach, saclike expansion of the digestive system, between the esophagus and the small intestine; it is located in the anterior portion of the abdominal cavity in most vertebrates. The stomach serves as a temporary receptacle for storage and mechanical distribution of food before it is passed into...
  Encyclopedia Britannica
  Encyclopedia Britannica, Inc., 2020