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).
Alpha-synuclein
One in a family of structurally related proteins that are prominently expressed in the central nervous system. Aggregated alpha-synuclein proteins form brain lesions that are hallmarks of some neurodegenerative diseases…
Read the definitionRandom terms
Show more- Postpartum In the period just after delivery, as with postpartum depression. Postpartum refers to the mother and…
- Vincent infection This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Natural pacemaker The natural pacemaker of the heart is the sinus node, one of the major elements in the cardiac conduction…
- Power of attorney, durable This is a type of advance medical directive in which legal documents provide the power of attorney to another…
- Hepatitis A Inflammation of the liver caused by the hepatitis A virus (HAV). HAV is usually transmitted from person to…
- Counselor, genetic A health professional with a specialized graduate degree and experience in the areas of medical genetics and…
- Pleonasm An excess in the number of parts or in the size of a growth. Pleonasm comes from a Greek word (pleonasmos)…
- Dannie Abse See: Abse, Dannie
- Nucleus amygdalae See: Amygdaloid nucleus
- Health, industrial A branch of public health concerned with the health and well-being of workers. Its aims are to eliminate…
- Nurse practitioner A registered nurse (RN) who has completed an advanced training program in a medical specialty such as…
- Thyroid hormone organification defect IIb See Pendred syndrome