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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Colon cancer risk
See: Colon cancer family history
Read the definitionRandom terms
Show more- Subclavian Under the clavicle (the collar bone), as the subclavian artery or the subclavian vein
- CPAP Continuous positive airway pressure. CPAP is an effective treatment for obstructive sleep apnea. CPAP…
- Sclerosis, multiple The injection of a chemical irritant into a vein to sclerose ("harden") it. The chemical irritates the lining…
- Topical Pertaining to a particular surface area. A topical agent is applied to a certain area of the skin and is…
- Phenol 1. A poisonous corrosive compound obtained by the distillation of coal tar that, in dilute solution, is an…
- Caliciviridae See: Calicivirus; Norovirus
- Spanish disease Syphilis. Depending upon someone's thoughts as to where the disease came from, syphilis was also known as the…
- Implantation The act of setting in firmly. In embryology, implantation refers specifically to the attachment of the…
- Chyme A pre-digested, acidified mass of food that passes from the stomach into the small intestine
- Uterine lining The inner layer of the uterus (womb); the cells that line the womb; anatomically termed the endometrium. This…
- Mitochondrial Referring to mitochondria. The mitochondria are normal structures called organelles in cells. They are…
- Biallelic Pertaining to both alleles (both alternative forms of a gene). For example, biallelic mutations in the gene…