MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Earache
Pain in the ear. This can occur because of conditions within the ear itself, the ear canal, or the visible external portion of the ear. Acute infection of the middle ear, medically called acute otitis media, is inflammation of the middle…
Read the definitionRandom terms
Show more- Gullet The esophagus. The words esophagus and gullet differ in origin. Esophagus comes from the Greek whereas gullet…
- Vaginoscopy The use of a viewing instrument to visualize the vaginal canal. Most commonly, a form of endoscope is used in…
- Poisoning, lead An environmental hazard capable of causing brain damage. In the US lead poisoning is formally defined as…
- Fundoplication A surgical teque that strengthens the barrier to acid reflux when the lower esophageal sphincter does not…
- Beard The hair that normally grows on the male face after puberty. Testosterone, the most potent of the naturally…
- Cramping leg pain A serious disease characterized by inflammation of the walls of the blood vessels (vasculitis). The vessels…
- Raw egg Uncooked, unpasteurized egg. Salmonella enteritidis, a harmful bacterium, can be transmitted from infected…
- Fiber FISH A cytogenetic (chromosome) laboratory technique in which FISH (fluorescence in situ hybridization) is done on…
- Failure, adrenal A condition in which the adrenal glands do not produce enough of the adrenal hormones that control important…
- Large-cell lymphoma A novel type of bacterium first isolated in Hong Kong in 2001 from the blood and empyema (pus in the chest)…
- G (gram) Symbol for gram, a unit of measurement of weight and mass in the metric system. In weight, a gram is equal to…
- Multislice computed tomography See: Multidetector computed tomography