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).
Cardiac conduction system
The electrical conduction system that controls the heart rate. This system generates electrical impulses and conducts them throughout the muscle of the heart, stimulating the heart to contract and pump blood. Among the major elements in…
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Show more- Poikiloderma congenita Better known as the Rothmund-Thomson syndrome, this is an hereditary disease characterized by progressive…
- Estrogens Female hormones produced by the ovaries. Estrogen deficiency can lead to osteoporosis. Estrogen therapy…
- Eczema, contact A localized reaction that includes redness, itching, and burning where the skin has come into contact with an…
- Toxoplasmosis (toxo) Toxoplasmosis (toxo): An infection caused by a single-celled parasite named Toxoplasma gondii that may invade…
- Ci (Curie) Ci is the abbreviation for a Curie, a unit of radioactivity. (Specifically, the quantity of any radioactive…
- Anteroposterior From front to back. When a chest x-ray is taken with the back against the film plate and the x-ray machine in…
- Adjuvant The Latin 'adjuvans' means to help, particularly to reach a goal. Adjuvant therapy for cancer is surgery…
- Local treatment Treatment that affects the tumor and the area close to it.
- Lung transplant The first lung transplant was done by the American surgeon James Hardy (1918-) in 1964.
- Ileitis, terminal Crohn's disease, a chronic inflammatory disease of the intestine involving only the end of the small…
- Paraparesis Weakness of the lower extremities
- DOB Abbreviation standing for the date of birth. As examples, 'DOB: 10/12/97' in the U.S. indicates the date of…