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).
Fetal distress
Compromise of the fetus during the antepartum period (before labor) or intrapartum period (birth process). The term 'fetal distress' is commonly used to describe fetal hypoxia (low oxygen levels in the fetus). The concern with fetal…
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Show more- Poliomyelitis An acute and sometimes devastating viral disease. Man is the only natural host for poliovirus. The virus…
- Felty syndrome A complication of long-standing rheumatoid arthritis characterized by the presence of 3 conditions --…
- Venule A little vein. Venules go from capillaries to veins, vessels that carry blood low in oxygen content from the…
- TTP (thrombotic thrombocytopenic purpura) A life-threatening disease involving embolism and thrombosis (plugging) of the small blood vessels in the…
- Carpal bone One of the wrist bones. There are eight carpal bones that are arranged in two rows. The carpal bones…
- Code, hospital While there is no formal definition for a 'Code,' doctors often use the term as slang to refer to a patient…
- Periaortic Around the aorta. The aorta is the great artery that comes from the left ventricle of the heart and delivers…
- Lauterbur See: Lauterbur, Paul C.
- Ecchymotic Characterized by ecchymosis.
- GM2-gangliosidosis, B variant This disorder known as Tay-Sachs disease (TSD) is concisely defined by OMIM (Online Mendelian Inheritance in…
- Beals See: Beals, Rodney K.
- Antagonist In biochemistry, an antagonist acts against and blocks an action. For example, insulin lowers the level of…