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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
C-section
Short for Caesarian section, a procedure in which a baby, rather than being born vaginally, is surgically extracted (removed) from the uterus. As the name 'Caesarian' suggests, this is not exactly a new procedure. It was done in ancient…
Read the definitionRandom terms
Show more- Hematology The diagnosis, treatment, and prevention of diseases of the blood and bone marrow as well as of the…
- Biceps The biceps is a muscle that has two heads or origins. In Latin, biceps means two-headed and is derived from…
- Musculoskeletal and Skin Diseases, Nat'l Institute F Arthritis and (NIAMS): One of the National Institutes of Health in the U.S. As its somewhat cumbersome name…
- Gene, housekeeping See: Housekeeping gene
- Cholestasis with peripheral pulmonary stenosis Also known as arteriohepatic dysplasia or Alagille syndrome, this ia a genetic disorder characterized by…
- Liquid diet The Liquid diet is the restriction of solid food intake, and replacement of solid food with liquids. In…
- Dressler syndrome Pericarditis (inflammation of the pericardium, the sac-like covering of the heart) after a heart attack…
- Macroscopic Large enough to be seen with the naked eye, as opposed to microscopic. For example, a macroscopic tumor is…
- Migraine, ocular Migraine involving the eyes, with or without headache. Ocular migraines usually affect only one eye at a…
- Allergic vasculitis Vasculitis: A disease (also more commonly called the Churg-Straus syndrome) characterized by inflammation of…
- Anion A negatively charged ion. Pronounced an-I-on. An anion is as opposed to a cation, which is a positively…
- UROD Uroporphyrinogen decarboxylase, an enzyme required for the synthesis of heme, a part of the hemoglobin…