Indigestion Glossary of Terms

The following are health and medical definitions of terms that appear in the Indigestion article.

Abdomen: The belly, that part of the body that contains all of the structures between the...

See the entire definition of Abdomen

Abdominal: Relating to the abdomen, the belly, that part of the body that contains all of ...

See the entire definition of Abdominal

Abdominal pain: Pain in the belly. Abdominal pain can be acute or chronic. It may reflect ...

See the entire definition of Abdominal pain

Acid indigestion: Excessive secretion of hydrochloric acid by the stomach cells. Medically...

See the entire definition of Acid indigestion

Acid reflux: A common condition and an abnormal one in which acid in the stomach rises up...

See the entire definition of Acid reflux

Acute: Of abrupt onset, in reference to a disease. Acute often also connotes an illness th...

See the entire definition of Acute

Amylase: An enzyme produced in the pancreas and salivary glands that helps in the digestio...

See the entire definition of Amylase

Antidepressants: Anything, and especially a drug, used to prevent or treat depression.

Anxiety: A feeling of apprehension and fear, characterized by physical symptoms such as pa...

See the entire definition of Anxiety

Appendix: A small outpouching from the beginning of the large intestine.

Aspirin: Once the Bayer trademark for acetylsalicylic acid, now the common name for this a...

See the entire definition of Aspirin

Bacteria: Single-celled microorganisms that can exist either as independent (free-living) ...

See the entire definition of Bacteria

Belching: A normal process of releasing through the mouth air that accumulates in the stom...

See the entire definition of Belching

Blood count: The calculated number of white or red blood cells (WBCs or RBCs) in a cubic m...

See the entire definition of Blood count

Blood pressure: The blood pressure is the pressure of the blood within the arteries. It is...

See the entire definition of Blood pressure back to top

Bowel: The small and large intestine.

Caffeine: A stimulant compound found naturally in coffee, tea, cocoa (chocolate), and kola...

See the entire definition of Caffeine

Cancer: An abnormal growth of cells which tend to proliferate in an uncontrolled way and, ...

See the entire definition of Cancer

Capsule: Capsule has many meanings in medicine including the following:

  1. In medici...

See the entire definition of Capsule

CBC: A commonly used abbreviation in medicine that stands for complete blood count, a set...

See the entire definition of CBC

Chest: The area of the body located between the neck and the abdomen. The chest contains t...

See the entire definition of Chest

Chest pain: Pain in the chest that can be a result of many things, including angina, heart...

See the entire definition of Chest pain

Cholesterol: The most common type of steroid in the body. Cholesterol has a reputation for...

See the entire definition of Cholesterol

Chronic: In medicine, lasting a long time. A chronic condition is one that lasts 3 months ...

See the entire definition of Chronic

Colonoscopy: A procedure whereby a physician inserts a viewing tube (colonoscope) into the...

See the entire definition of Colonoscopy

Constipation: Infrequent and frequently incomplete bowel movements. Constipation is the op...

See the entire definition of Constipation

CT scan: Computed tomography scan. Detailed images of internal organs are obtained by this...

See the entire definition of CT scan

Depression: An illness that involves the body, mood, and thoughts and that affects the way...

See the entire definition of Depression

Diabetes: Usually refers to diabetes mellitus or, less often, to diabetes insipidus. Diabe...

See the entire definition of Diabetes

Diarrhea: A common condition that involves unusually frequent and liquid bowel movements. ...

See the entire definition of Diarrhea back to top

Dizziness: Painless head discomfort with many possible causes including disturbances of ...

See the entire definition of Dizziness

Duodenal: Pertaining to the duodenum, part of the small intestine. As in duodenal ulcer or...

See the entire definition of Duodenal

Duodenal ulcer: A crater (ulcer) in the lining of the beginning of the small intestine (du...

See the entire definition of Duodenal ulcer

Dysfunction: Difficult function or abnormal function.

Dyspepsia: Indigestion. A condition characterized by upper abdominal symptoms that may inc...

See the entire definition of Dyspepsia

EGD: Esophagogastroduodenoscopy.

Endoscopy: Examination of the inside of the body by using a lighted, flexible instrument c...

See the entire definition of Endoscopy

Erythromycin: Erythromycin is a common antibiotic for treating bacterial infection. Sold...

See the entire definition of Erythromycin

Esophagitis: Inflammation of the esophagus.

Esophagogastroduodenoscopy: Also known as EGD or upper endoscopy. A procedure that enables...

See the entire definition of Esophagogastroduodenoscopy

Estrogen: A female steroid hormone that is produced by the ovaries and, in lesser amounts,...

See the entire definition of Estrogen

Fatigue: A condition characterized by a lessened capacity for work and reduced efficiency ...

See the entire definition of Fatigue

Flatulence: Excess gas in the intestinal tract. But excess flatulence is difficult to defi...

See the entire definition of Flatulence

Food poisoning: The illness resulting from eating food or drinking water containing poison...

See the entire definition of Food poisoning

Gallbladder: A pear-shaped organ located below the liver that stores the bile secreted by ...

See the entire definition of Gallbladder back to top

Gallstones: Stones that form when substances in the bile harden. Gallstones can be as smal...

See the entire definition of Gallstones

Gastric: Having to do with the stomach.

Gastric emptying study: A test that evaluates the process of emptying food from the stomac...

See the entire definition of Gastric emptying study

Gastritis: Inflammation of the stomach.

Gastroesophageal: Pertaining to both the stomach and the esophagus, as in the gastroesopha...

See the entire definition of Gastroesophageal

Gastroesophageal reflux: The return of stomach contents back up into the esophagus This fr...

See the entire definition of Gastroesophageal reflux

Gastrointestinal: Adjective referring collectively to the stomach and small and large inte...

See the entire definition of Gastrointestinal

Gastroparesis: A disease of the muscles of the stomach or the nerves controlling the muscl...

See the entire definition of Gastroparesis

GERD: Gastroesophageal reflux disease.

Heart: The muscle that pumps blood received from veins into arteries throughout the body. ...

See the entire definition of Heart

Heartburn: An uncomfortable feeling of burning and warmth occurring in waves rising up be...

See the entire definition of Heartburn

Helicobacter pylori: A bacterium that causes stomach inflammation (gastritis) and ulcers i...

See the entire definition of Helicobacter pylori

Hernia: A general term referring to a protrusion of a tissue through the wall of the cavit...

See the entire definition of Hernia

Hiatal: Pertaining to an hiatus, an opening.

Hiatal hernia: An anatomical abnormality in which part of the stomach protrudes up through...

See the entire definition of Hiatal hernia back to top

Inflammation: A localized reaction that produces redness, warmth, swelling, and pain as a ...

See the entire definition of Inflammation

Jaundice: Yellow staining of the skin and sclerae (the whites of the eyes) by abnormally h...

See the entire definition of Jaundice

Jaw: The movable junction of the bones below the mouth (the mandible) and the bone just ab...

See the entire definition of Jaw

Kidney: One of a pair of organs located in the right and left side of the abdomen. The kid...

See the entire definition of Kidney

Lactose: The sugar found in milk. Lactose is a large sugar molecule that is made up of two...

See the entire definition of Lactose

Lightheadedness: A feeling you are "going to faint." Lightheadedness is medically distinc...

See the entire definition of Lightheadedness

Liver: The largest solid organ in the body, situated in the upper part of the abdomen on t...

See the entire definition of Liver

Meditation: A typically self-directed practice for relaxing the body and calming the mind....

See the entire definition of Meditation

Mouth: 1. The upper opening of the digestive tract, beginning with the lips and con...

See the entire definition of Mouth

MRI: Magnetic resonance imaging.

Nausea: Stomach queasiness, the urge to vomit. Nausea can be brought on by many causes, in...

See the entire definition of Nausea

Neck: The part of the body joining the head to the shoulders. Also, any narrow or constric...

See the entire definition of Neck

Pain: An unpleasant sensation that can range from mild, localized discomfort to agony. Pa...

See the entire definition of Pain

Pancreas: A spongy, tube-shaped organ that is about 6 inches long and is located in the ba...

See the entire definition of Pancreas

Pancreatitis: Inflammation of the pancreas. Of the many causes of pancreatitis, the most c...

See the entire definition of Pancreatitis back to top

Poisoning: Taking a substance that is injurious to health or can cause death. Poisoning i...

See the entire definition of Poisoning

Pregnancy: The state of carrying a developing embryo or fetus within the female body. Thi...

See the entire definition of Pregnancy

Prognosis: The forecast of the probable outcome or course of a disease; the patient's chan...

See the entire definition of Prognosis

Reflux: The term used when liquid backs up into the esophagus from the stomach.

Resolution: In genetics, the degree of molecular detail on a physical map of DNA. Resoluti...

See the entire definition of Resolution

Scan: As a noun, the data or image obtained from the examination of organs or regions of...

See the entire definition of Scan

Shortness of breath: Difficulty in breathing. Medically referred to as dyspnea. Shortness ...

See the entire definition of Shortness of breath

Small bowel: Another name for the small intestine.

Stomach: The digestive organ that is located in the upper abdomen, under the ribs. The upp...

See the entire definition of Stomach

Stomach cancer: Cancer of the stomach, the main organ that holds food for digestion. World...

See the entire definition of Stomach cancer

Stool: The solid matter that is discharged in a bowel movement.

Stress: In a medical or biological context stress is a physical, mental, or emotional fact...

See the entire definition of Stress

Surgery: The branch of medicine that employs operations in the treatment of disease or inj...

See the entire definition of Surgery

Sweating: The act of secreting fluid from the skin by the sweat (sudoriferous) glands. The...

See the entire definition of Sweating

Symptom: Any subjective evidence of disease. In contrast, a sign is objective. Blood comin...

See the entire definition of Symptom back to top

Syndrome: A combination of symptoms and signs that together represent a disease process.

Taste: A perception that results from stimulation of a gustatory nerve. Taste belongs to t...

See the entire definition of Taste

Tetracycline: A family of broad-spectrum antibiotics effective against a remarkably wide v...

See the entire definition of Tetracycline

Thyroid: 1. The thyroid gland. Also, pertaining to the thyroid gland. 2. A p...

See the entire definition of Thyroid

Ulcer: A lesion that is eroding away the skin or mucous membrane. Ulcers can have various ...

See the entire definition of Ulcer

Ultrasound: High-frequency sound waves. Ultra-sound waves can be bounced off tissues by us...

See the entire definition of Ultrasound

Vomit: Matter from the stomach that has come up into and may be ejected beyond the mouth, ...

See the entire definition of Vomit

Weight loss: Weight loss is a decrease in body weight resulting from either voluntary (die...

See the entire definition of Weight loss

X-ray: High-energy radiation with waves shorter than those of visible light. X-ray is used...

See the entire definition of X-ray back to top






Medical Dictionary