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).
Medigap
Health insurance in the US that is intended to supplement Medicare benefits and presumably to fill the gaps in healthcare coverage. See: Medigap policy
Read the definitionRandom terms
Show more- Trench mouth A progressive painful infection of the mouth and throat with ulceration, swelling and sloughing off of dead…
- Adhesive capsulitis Constant severe limitation of the range of motion of the shoulder due to scarring around the shoulder joint…
- Lung, collapsed Failure of full expansion of a once fully expanded lung. Medically called atelectasis. The word comes from…
- Postpartum psychosis A very serious mental illness that can affect a new mother. The episode of psychosis usually begins within 1…
- Carotid stenosis Abnormal narrowing of the carotid artery, often a preamble to a stroke
- Psychotropic drug Any drug capable of affecting the mind, emotions, and behavior. Some legal drugs such as lithium for…
- Ringworm (tinea) Ringworm (tinea): Ringworm is a fungal infection of the skin previously thought to be due to a parasite…
- Sputum The mucus and other matter brought up from the lungs, bronchi, and trachea that one may cough up and spit out…
- Five-day fever Fever: Also called trench fever, this is a disease borne by body lice that was first recognized in the…
- Syndrome, Werner A premature aging disease that begins in adolescence or early in adulthood and results in apparent old age by…
- Anorgasmia Failure to achieve orgasm (climax) during sexual intercourse. Anorgasmia can result from many causes…
- Antisense In molecular biology, the strand complementary to a coding sequence of a nucleic acid. Antisense DNA is the…