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).
Video-assisted surgery
A distinctive syndrome of headaches, better known today as cluster headache. There are two main clinical patterns of cluster headache -- the episodic and the chronic: Episodic: This is the most common pattern of cluster headache. It is…
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Show more- Ankylosing spondylitis Ankylosing spondylitis: A type of arthritis that causes chronic inflammation of the spine and the sacroiliac…
- Polyneuritis, acute idiopathic Also known as the Guillain-Barre syndrome, a disorder characterized by progressive symmetrical paralysis and…
- Pyridoxine One of the vitamin B6 group (which also includes pyridoxal and pyridoxamine) that is transformed in the body…
- Pituitary, posterior A mild form of eczema that occurs in young children and adolescents and produces mild patchy lightening and…
- Giardia lamblia Giardia lamblia: A parasite responsible for a contagious form of diarrhea. The parasite is most commonly…
- Virginal membrane A thin membrane which completely or partially occludes the vaginal opening. This fold of mucous membrane is…
- Dia- Prefix taken straight from the Greek meaning 'through, throughout, completely' as in diachronic, diagnosis…
- Colorectal adenoma and carcinoma 1 Abbreviated CRAC1. Also known as hereditary mixed polyposis syndrome. See: Hereditary mixed polyposis syndrome
- Cold, common A viral upper respiratory tract infection. This contagious illness can be caused by many different types of…
- Grannycam See: Granny cam
- Oral surgeon A dentist with special training in surgery of the mouth and jaw.
- MRD Minimal residual disease, evidence for the presence of residual malignant cells, even when so few cancer…