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).
Compassionate use
Term used in the US for a method of providing experimental therapeutics prior to final FDA approval for use in humans. This procedure is used with very sick individuals who have no other treatment options. Often, case-by-case approval must…
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Show more- Socialized medicine A system of health care in which all health personnel and health facilities, including doctors and hospitals…
- Sex chromosome The X chromosome or the Y chromosome, in humans. The sex chromosomes determine the sex of an individual. As a…
- Progressive infantile poliodystrophy Ers: A progressive disease of the nervous system characterized by spasticity (tightness), myoclonus and…
- Supertaster A supertaster has an unusually large density of taste buds, each surrounded by pain fibers
- PINK1 Also called conjunctivitis. Redness or irritation of the conjunctivae, the membranes on the inner part of the…
- Septal defect, atrial (ASD) A hole in the septum, the wall, between the atria, the upper chambers of the heart. Commonly called an ASD…
- Ovary cyst, follicular A fluid-filled sac in the ovary, the most common type of ovarian cyst. It results from the growth of a…
- Seizure, clonic See: Clonic seizure
- Neurotoxin A substance that causes damage to nerves or nerve tissue. For example, lead is a neurotoxin
- Fever, remittent A type of fever that gradually decreases in intensity over time
- Hepatico- A combining form used before a consonant to indicate a relationship to a hepatic duct or the liver. From the…
- Stilling-Turk-Duane syndrome See: Duane syndrome