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).
Miller-Dieker syndrome
A congenital malformation syndrome characterized by lissencephaly ('smooth brain') and a characteristic facial appearance with a prominent forehead with bitemporal hollowing, short nose with upturned nares, thickened upper lip with a thin…
Read the definitionRandom terms
Show more- Melanoma, lentigo maligna One of the four clinical types of malignant melanoma and the slowest growing one. It typically begins as a…
- Zellweger syndrome A genetic disorder, also called the cerebrohepatorenal syndrome, characterized by the reduction or absence of…
- Prematurity Historically, the definition of prematurity was 2500 grams (about 5 1/2 pounds) or less at birth. The current…
- Acrodynia Pain in the extremities (the hands and feet)
- Encephalitis, arboviral See: Arboviral encephalitis
- Fetoscopy A technique for looking directly at the fetus within the uterus (using a fetoscope).
- Hypoglycemia unawareness Hypoglycemia unawareness: A complication of diabetes in which the patient is unaware of a deep drop in blood…
- Elbow The juncture of the long bones in the middle portion of the arm. The bone of the upper arm (humerus) meets…
- Boil A skin abscess, a collection of pus localized deep in the skin. A boil usually starts as a reddened, tender…
- Labile diabetes A type of diabetes when a person's blood glucose (sugar) level often swings quickly from high to low and from…
- Test, eye chart This test measures how well you see at various distances. The eye chart itself -- the usual one is called…
- Immunoglobulin E Abbreviated IgG. A major class of immunoglobulins found in the blood, including many of the most common…