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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Leaded gasoline
See: Tetraethyl lead
Read the definitionRandom terms
Show more- Positive-strand RNA virus Also known as a sense-strand RNA virus, a virus whose genetic information consists of a single strand of RNA…
- Meuse fever Fever: Named for the Meuse River area, one of the great battlegrounds of World War I. Also known as trench…
- Thyroid hormones Chemical substances made by the thyroid gland, which is located in the front of the neck. This gland uses…
- Informed consent A process in which a person learns key facts about a clinical trial, including potential risks and benefits…
- Myocarditis, viral Inflammation of the muscles in the walls of the heart due to a viral infection. Among the offenders are dozen…
- Anatripsis The use of friction as a treatment modality for a medical condition. Anatripsis may or may not also involve…
- Alopecia Baldness. There are many types of alopecia, each with a different cause. Alopecia may be localized to the…
- Exchange, gas The primary function of the lungs involving the transfer of oxygen from inhaled air into the blood and the…
- Radial keratotomy An eye surgery procedure designed to flatten the cornea, reducing its optical power, to correct…
- Plexus 1. In medicine, a network or tangle of lymphatic vessels, nerves, or veins. For example, the brachial plexus…
- Red Shield Trade name of the insecticide dieldrin. See: Aldrin and dieldrin
- Chromosome duplication Part of a chromosome in duplicate. A particular kind of mutation involving the production of one or more…