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).
Anus
The opening of the rectum to the outside of the body. The word 'anus' comes straight from the Latin. It referred to the same structure to the Romans. It also meant a 'ring' in the sense of an encirclement which was entirely appropriate…
Read the definitionRandom terms
Show more- Essential fatty acid An unsaturated fatty acid that is essential to human health, but cannot be manufactured in the body. There…
- Familial adenomatous polyps, autosomal recessive See: MYH
- Aluminum A naturally occurring element that makes up about 8% of the surface of the earth and is always found combined…
- Syndactyly, bony A condition in which the bones of fingers or toes are joined together. Bony syndactyly is the opposite of…
- Osteogenesis imperfecta type 1 An inherited connective tissue disorder featuring bone fragility and blue sclerae (blue whites of the eyes)…
- Breast, amastia Breast, amastia: A rare condition wherein the normal growth of the breast or nipple never takes place. They…
- Pleurodesis A procedure that causes the membranes around the lung to stick together and prevents the buildup of fluid in…
- Medicine, occupational The field of medicine encompassing diseases due to factors in the occupation of people. Occupational medicine…
- DHT Dihydrotestosterone
- Nodular hyperplasia of the prostate See: Benign prostatic hyperplasia
- Massage therapist A person who practices therapeutic massage. In many US states, massage therapists can be licensed after…
- Adipose 'Adipose' means 'fat' but is usually used to refer specifically to tissue made up of mainly fat cells such as…