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).
Welt
A red bump, ridge or swelling of unbroken skin raised by a stinging blow or by an allergic reaction to foods, drugs or insect bites, as in hives (urticaria). The word 'welt' has a number of nonmedical but related meanings including: in…
Read the definitionRandom terms
Show more- Fibrosis, pulmonary See: Pulmonary fibrosis
- Hernia, Velpeau Hernia, Velpeau: A Velpeau hernia is a femoral hernia in front of the femoral blood vessels in the groin. (A…
- Translocation, Robertsonian A relatively very common and medically significant type of chromosome rearrangement that is formed by fusion…
- Selective Estrogen-Receptor Modulator (SERM) A 'designer estrogen' which possesses some, but not all, of the actions of estrogen. For example, raloxifene…
- Pseudoxanthoma elasticum Pseudoxanthoma elasticum: (Abbreviated PXE). A genetic disorder characterized by degeneration of elastic…
- Trabecula A partition which divides or partly divides a cavity. > >One of the strands of connective tissue projecting…
- DOB Abbreviation standing for the date of birth. As examples, 'DOB: 10/12/97' in the U.S. indicates the date of…
- Bromine A brownish-red element that is a liquid at room temperature, dissolves in water, and has a bleach-like…
- Sympathetic nervous system A part of the nervous system that serves to accelerate the heart rate, constrict blood vessels, and raise…
- Baker's yeast Saccharomyces cerevisiae
- Hereditary hemorrhagic telangiectasia Kidney cancer due to a gene than can be transmitted from parent to child. The vast majority of kidney cancer…
- Coxsackievirus A family of enteroviruses first found in the town Coxsackie south of Albany, New York. The Coxsackieviruses…