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).
Eruption, bather's
An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish are common between March and August in the waters off of Florida and in the Gulf of Mexico and the Caribbean Sea. There may be no…
Read the definitionRandom terms
Show more- Ventral A chamber of an organ. For example, the four connected cavities (hollow spaces) in the central portion of the…
- Venom A poison, particularly one secreted by an animal. For examples, bee venom, snake venom, scorpion venom, and…
- Cryptitis A term that is used to describe one of the abnormalities that is seen under the microscope when small…
- Homicide 1. The killing of a person. 2. Strictly speaking, the killing of a man. femicide. From the Latin meaning…
- Ascaris The intestinal roundworm, a worm that lives in the small intestine. Infection with ascaris is the most common…
- Osteoarthropathy Any disease of the bones and joints. From osteo-, bone + -arthro-, joint, + pathy, disease
- Intervening sequence Part of a gene that is initially transcribed from the DNA into the primary RNA transcript but then is excised…
- Cotton rat A rodent capable of carrying the types of hantavirus that cause HPS (hantavirus pulmonary syndrome) in the…
- Eight-day measles Measles: An acute highly contagious viral disease with fever, runny nose, cough, red eyes, and a spreading…
- Trochlear nerve The trochlear nerve controls the superior oblique muscle of the eye, one of the extraocular muscles, the…
- Ear wax Ear wax: A natural wax-like substance secreted by special glands in the skin on the outer part of the ear…
- Multipara, grand The term 'multipara' applies to any woman who has given birth 2 or more times. A woman who has given birth 5…