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).
Digit, supernumerary
An extra finger or toe
Read the definitionRandom terms
Show more- Foot drop See Foot-drop
- Fornix cerebri An arching fibrous band in the brain connecting the two lobes of the cerebrum. (The cerebrum is the largest…
- Progestational hormone A synonym for the hormone progesterone. See: Progesterone
- Clinical investigator A medical researcher who carries out a clinical trial or another type of clinical research
- Chamomile An herb often used in the form of a tea as a sedative. Allergic reactions to chamomile can occur…
- Arterial blood gas (ABG) The sampling of the blood levels of oxygen and carbon dioxide within the arteries, as opposed to the levels…
- Deuteranomaly Colorblindness of the red-green type, also known as deuteranopia or Daltonism. The term 'Daltonism' is…
- Caries Dental cavities. Holes in the two outer layers of a tooth called the enamel and the dentin. The enamel is the…
- Hyperoxaluria An hereditary disorder that causes a special type of stone to form in the kidney and the urine beginning in…
- Epistaxis Medical term for nosebleed. The nose is a part of the body that is very rich in blood vessels (vascular) and…
- TAR syndrome TAR stands for Thrombocytopenia (low blood platelets) and Aplasia (absence) of the Radius (the long bone on…
- Ileocolitis, Crohn Crohn disease involving both the ileum (the furthest part of the small intestine just before the colon) and…