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).
Transvaginal ultrasound
A technique in which sound waves are sent out by an ultrasound probe that has been inserted in the vagina. The waves go through the vaginal wall and bounce off the ovaries, and a computer uses the ultrasound echoes to create a picture (a…
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Show more- Alopecia, traumatic Hair loss caused by injury to the scalp. Traumatic alopecia is usually caused by grooming methods that…
- Galactorrhea The spontaneous flow of milk from the nipple at any time other than during nursing. Galactorrhea can be due…
- Joint, atloaxoid : The joint between the atlas and axis bones. The atlas is the first cervical (neck) vertebra which is just…
- Tube, auditory The tube that runs from the middle ear to the pharynx, also known as the Eustachian tube. The function of…
- Prophylactic A preventive measure. The word comes from the Greek for 'an advance guard,' an apt term for a measure taken…
- Nocardia infection Also called nocardiosis, infection with bacteria called Nocardia which tend to strike the lungs, brain and…
- Node, Heberden A small fixed bump on the finger, usually at the last joint of the finger, Heberden's node is a calcified…
- Leptospirosis Leptospirosis: An infectious disease caused by a particular type of bacteria called a spirochete transmitted…
- Partial laryngectomy A surgical procedure on the voice box designed to preserve the voice. The surgeon removes part of the voice…
- Contact eczema A localized reaction that includes redness, itching, and burning where the skin has come into contact with an…
- Congenital heart disease Congenital heart disease: A malformation of the heart or the large blood vessels near the heart. The term…
- Nutrigenomics The study of how different foods may interact with specific genes to increase the risk of common chronic…