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).
Seborrheic dermatitis
A medical name for what is popularly called seborrhea
Read the definitionRandom terms
Show more- Hydrocele Accumulation of fluid in the coat around the testis. Small hydroceles tend to disappear by a year of age…
- Syndrome, cyclic vomiting Better known today as Ehlers-Danlos syndrome (EDS), is an inherited disorder with easy bruising, joint…
- Unstable diabetes A type of diabetes when a person's blood glucose (sugar) level often swings quickly from high to low and from…
- UMP Uridine monophosphate
- Achromycin See: Tetracycline
- Latent Hidden, dormant, inactive. The virus that causes chickenpox remains latent after the initial attack of…
- Felty's syndrome Felty's syndrome: A complication of long-standing rheumatoid arthritis. See: Felty syndrome.
- Acetylsalicylic acid (aspirin) Acetylsalicylic acid (aspirin): Aspirin is a good example of a tradename that has entered into the language…
- Hydrocephalus, Macewen sign of A sign to detect hydrocephalus (and brain abscess). Percussion (tapping) on the skull at a particular spot…
- Schistosoma haematobium A species of trematode worm that parasitizes humans and causes urinary tract disease. See Schistosomiasis
- Kissing bug The insect that transmits the parasite Trypanosoma cruzi, which causes Chagas disease (American…
- Vascular headache A group of headaches felt to involve abnormal sensitivity of the blood vessels (arteries) in the brain to…