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).
Acid rain
Rain resulting from the combination of fossil fuel emissions and water in the atmosphere. The environmental effects of acid rain include the acidification of lakes and streams, damage to trees at high altitude, the acceleration of decay in…
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Show more- Neck dissection A surgical procedure in which the neck is opened -- to 'dissect' means to 'cut apart' -- in order to…
- Disease, fifth See Gaucher disease, type 1.
- NARP >MELAS -- which stands for Mitochondrial Encephalomyopathy, Lactic Acidosis and Stroke:isease with…
- Engagement This term in obstetrics refers to the sensation that a pregnant woman feels when the baby drops. This is the…
- Septum, interatrial The wall separating the upper chambers (the atria) of the heart. A hole in the interatrial septum is termed…
- Beers criteria Criteria for safe medication use in older adults -- for people over 65 years of age. First issued in 1991…
- Thyrocalcitonin A hormone, also called calcitonin, produced by the thyroid gland that lowers the levels of calcium and…
- Puncture wound An injury caused by a pointed object that pierces or penetrates the skin. Any puncture wound through tennis…
- Intelligence quotient An attempt to measure the intelligence of someone. Abbreviated IQ. The IQ score is usually based upon the…
- Piperine A pungent alkaloid that is concentrated in the outer skin of pepper berries (which gives pepper much of its…
- HPS 1. Hantavirus pulmonary syndrome.2. Hermansky-Pudlak syndrome
- Steele-Richardson-Olszewksi syndrome A hormonal problem that causes women to have various symptoms, including irregular or no menstruation, acne…