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).
ACE inhibitors
ACE inhibitors: A drug that inhibits ACE (angiotensin converting enzyme) which is important to the formation of angiotensin II. Angiotensin II causes arteries in the body to constrict and thereby raises the blood pressure. ACE inhibitors…
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Show more- Vaccinia, congenital See Congenital vaccinia
- Leukoreduction A process used to filter and remove white blood cells from whole blood before transfusion. The reason why…
- Maculopathy Any pathologic condition or disease of the macula, the small spot in the retina where vision is keenest. Also…
- Cage, thoracic The structure formed by the thoracic vertebrae and ribs, the sternum (breastbone), and the costal cartilages…
- Opioid 1. A synthetic narcotic that resembles the naturally occurring opiates. 2. Any substance that binds to or…
- Polyp A mass of tissue that develops on the inside wall of a hollow organ, as within the colon or rectum. The word…
- Incontinence, fecal Inability to hold feces in the rectum. This is due to failure of voluntary control over the anal sphincters…
- Chemoradiotherapy The combination of simultaneous chemotherapy and radiation therapy. Chemoradiotherapy before surgery has been…
- Wolhynia fever Fever: Also known as trench fever, a disease borne by body lice that was first recognized in the trenches of…
- NIDA Stands for the National Institute on Drug Abuse, one of the National Institutes of Health in the U.S., whose…
- Randomized controlled trial (RCT) A study in which people are allocated at random (by chance alone) to receive one of several clinical…
- Tattoos & permanent makeup The intradermal application of inks for the purpose of tattooing or permanent makeup (also known as…