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).
Hemiparesis
Weakness on one side of the body.
Read the definitionRandom terms
Show more- ERT (estrogen replacement therapy) Estrogen replacement therapy (ERT) is used to treat menopause. It reduces or stops the short-term changes of…
- Caulophyllum thalictroides Blue cohosh
- Aortic arch The second section of the aorta. The aorta first ascends, then bends, and then descends. The bend is the…
- Doc Short and informal for doctor. In a medical context, doc may refer to any medical professional with an MD, a…
- Subclinical disease An illness that stays below the surface of clinical detection. A subclinical disease has no recognizable…
- Visual nerve pathways The optic nerves serving the eyes join behind the eyes just in front of the pituitary gland to form a…
- Artery A vessel that carries blood high in oxygen content away from the heart to the farthest reaches of the body…
- Axis The axis is the second cervical vertebra (symbol: C2). It is called the 'axis' because the uppermost cervical…
- Tuberculous meningitis Meningitis due to tuberculosis. Tuberculous meningitis is the most severe form of tuberculosis. It causes…
- Congenital heart disease Congenital heart disease: A malformation of the heart or the large blood vessels near the heart. The term…
- Center, trauma A specialized facility in a hospital that is designed to provide diagnostic and treatment services for trauma…
- APL Abbreviation for acute promyelocytic leukemia, a malignancy of the bone marrow in which there is a deficiency…