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).
DES
Diethylstilbestrol, the earliest synthetic (man-made) form of a hormone in the estrogen class. DES was once widely prescribed to prevent miscarriages and premature births. Its usage was standard practice in the 1950s and 1960s. Millions of…
Read the definitionRandom terms
Show more- Sun poisoning 1. A nonscientific term sometimes used to refer to the serious and even potentially fatal symptoms of severe…
- ARD Acronym that stands for a disorder known as Adult Respiratory Distress or Acute Respiratory Distress. Also…
- Glaucoma, normal tension Glaucoma in which the intraocular pressure is normal but there is progressive optic nerve damage and visual…
- Nerve, optic The optic nerve connects the eye to the brain. The optic nerve carries the impulses formed by the retina. The…
- Forget me Street term for Rohypnol
- Fecal incontinence Fecal incontinence: Inability to hold feces in the rectum. This is due to failure of voluntary control over…
- Basilar Located at or near the base of a structure, especially the base of the skull. For example, a basilar fracture…
- Vincent stomatitis This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Bronchopulmonary dysplasia A chronic lung disease of babies, which most commonly develops in the first 4 weeks after birth and most…
- Lobule A little lobe.
- Notifiable disease See: Reportable disease
- Cell cycle The sequence of events within the cell between cell divisions. The cell cycle is conventionally divided into…