MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Tampon
A tampon is a pack or pad used to plug, to stanch, to stop the flow of blood or other fluids. The tampon may be made of cotton, sponge, or another material. Tampons serve in surgery to control bleeding. Likewise, with nosebleeds. Vaginal…
Read the definitionRandom terms
Show more- Solar keratosis Synonymous with actinic keratosis. See: Keratosis, actinic
- Tachycardia A rapid heart rate, usually defined as greater than 100 beats per minute. The tachycardias include sinus…
- Jackson Laboratory The premiere place for mouse genetics and the largest mammalian genetic research facility in the world. Many…
- Uterine lining The inner layer of the uterus (womb); the cells that line the womb; anatomically termed the endometrium. This…
- Lithotomy position Position in which the patient is on their back with the hips and knees flexed and the thighs apart. The…
- Idiopathic Of unknown cause. Any disease that is of uncertain or unknown origin may be termed idiopathic. For example…
- Ban zhi lian See: Scutellaria barbata
- Disease, Bowen's N early stage of skin cancer. Bowen disease is medically the same as 'squamous cell carcinoma in situ.'…
- Clitorectomy A surgical procedure in which all or part of the clitoris and sometimes also the labia are removed…
- Vasa previa A condition in which blood vessels within the placenta or the umbilical cord are trapped between the fetus…
- Saccular aneurysm An aneurysm that resembles a small sack. A berry aneurysm is typically saccular. An aneurysm is a localized…
- Cyte A genetic term referring to the visual appearance of a chromosome when stained and examined under a…