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).
ASD
Acronym for atrial septal defect.
Read the definitionRandom terms
Show more- Retina, detached A retina that separates from its connection at the back of the eye. The process of retinal detachment is…
- Gingivitis Gum disease with inflammation of the gums. On inspection, the gums will appear red and puffy, and will…
- Cancer, lung Cancer of the major organ of respiration - the lung. Lung cancer kills more men and women than any other form…
- Hepatitis Inflammation of the liver caused by the hepatitis A virus (HAV). HAV is usually transmitted from person to…
- Dacryocystorhinostomy The surgical creation of a passage between the lacrimal sac (tear sac) and the nasal cavity to permit the…
- Inguinal canal A passage in the lower anterior abdominal wall which in the male allows passage of the spermatic cord and in…
- Automated white cell differential A machine-generated percentage of the different types of white blood cells, usually split into granulocytes…
- Autoimmune polyglandular syndrome (APS) A genetic autoimmune disease with an extraordinary array of clinical features but characterized most often by…
- Blood Institute, National Heart, Lung, and BI): One of the National Institutes of Health in the U.S., the NHLBI's mission is to 'provide leadership for…
- Pyoderma gangrenosum An ulcerating condition of the skin leading to hollowed-out areas (ulcers) with heaped-up borders and a…
- Pituitary 1. As an adjective, pertaining to the pituitary gland or its hormonal secretions. 2. As a noun, the pituitary…
- Medication, ACE-inhibitor A drug that inhibits ACE (angiotensin converting enzyme) which is important to the formation of angiotensin…