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).
OPCA
Olivopontocerebellar atrophy
Read the definitionRandom terms
Show more- Substance 1. Material with particular features, as a pressor substance.2. The material that makes up an organ or…
- Psychopathic personality disorder See: Antisocial personality disorder
- Fibroma, desmoplastic A rare type of primary bone tumor characteristically composed of well-differentiated cells that produce…
- Lectin A complex molecule that contains both protein and sugar. Lectins are made by both animals and plants and are…
- Antispasmodic 1) A medication that lowers the incidence of or prevents seizures. 2) A medication that lowers the incidence…
- Saffron An extremely costly yellow spice derived from the dried stigmas of the saffron crocus (Crocus sativus)…
- Treatment, symptomatic Therapy that eases the symptoms without addressing the basic cause of the disease. For example, symptomatic…
- Zinc deficiency dermatitis and diarrhea Diarrhea: Among the consequences of zinc deficiency, dermatitis (skin inflammation) and diarrhea are…
- Atresia, aortic Congenital absence of the normal valvular opening from the left ventricle of the heart into the aorta…
- Chemobrain Cognitive dysfunction associated with chemotherapy. It is thought that chemotherapy may cause memory loss…
- System, central nervous (CNS) That part of the nervous system that consists of the brain and spinal cord. The central nervous system (CNS)…
- Tuberculosis vaccination A vaccination for tuberculosis (TB). The vaccine, known as BCG (bacille Calmette Guerin), is used in most…