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).
Involuntary smoking
The involuntary inhaling of environmental tobacco smoke (ETS) by someone who is not smoking. See: ETS
Read the definitionRandom terms
Show more- Urgency, urinary An immediate unstoppable urge to urinate, due to a sudden involuntary contraction of the muscular wall of the…
- Recurrent Back again. A recurrent fever is a fever that has returned after an intermission: a recrudescent fever
- Medication, anti-infective Something capable of acting against infection, by inhibiting the spread of an infectious agent or by killing…
- Infectious mononucleosis Infectious mononucleosis: A specific viral infection (with the Epstein-Barr virus) in which there is an…
- Subungual onychomycosis, proximal white The rarest form of fungus infection of the finger or toenail. (Fungus infection of the finger or toenail is…
- HSA 1. In the US, Health Saving Account.2. Human serum albumin
- Endorphin One of the body's own painkillers, an opioid (morphine-like) chemical produced by the body that serves to…
- Thrombus A blood clot in a blood vessel or within the heart. From the Greek thrombos meaning a lump or clump, or a…
- Cell, beta (pancreatic) A type of cell in the pancreas (the organ of the digestive system located behind the stomach). Within the…
- PLGF Placental growth factor
- Beta particle An electron ejected from the nucleus of a decaying atom. Although beta particles can be stopped by a thin…
- Cancer of the clitoris See: Cancer of the vulva