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).
Diplopia, binocular
Double vision (diplopia) that is only evident when looking through both eyes and disappears if one eye is closed or covered. The condition is caused by misalignment of the eyes by the extraocular muscles (the muscles around the eyeball…
Read the definitionRandom terms
Show more- Paronychia Inflammation of the folds of tissue surrounding the nail due to infection. The infection may be bacterial…
- Alkaloid A member of a large group of chemicals that are made by plants and have nitrogen in them. Many alkaloids…
- Foreskin, tight See Phimosis
- Factor V A coagulation factor needed for the normal clotting of blood. Also known as proaccelerin
- Colitis, amebic Amebic dysentery (inflammation of the intestine) with ulcers in the colon due to infection with an ameba…
- Launois-Bensaude syndrome A disorder characterized by painless symmetrical diffuse deposits of fat beneath the skin of the neck, upper…
- Absolute CD4 count The number of 'helper' CD4 T-lymphocytes in a cubic millimeter of blood. With HIV, the absolute CD4 count…
- Gingivitis, necrotizing This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Auricle 1. The principal projecting part of the ear. Also called the pinna.2. Something ear shaped such as the upper…
- Atloaxoid joint The joint between the atlas and axis bones. The atlas is the first cervical (neck) vertebra which is just…
- Macrogenitosomia Condition in which the external sex organs are prematurely enlarged or abnormally enlarged. In males, it is…
- Asian cholera A devastating and sometimes lethal disease with intense vomiting and profuse watery diarrhea was discovered…