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).
Acid reflux
A common condition and an abnormal one in which acid in the stomach rises up into the esophagus. This occurs because the valve separating the contents of the stomach from the esophagus does not function properly. See also: GERD
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Show more- Acid rain Rain resulting from the combination of fossil fuel emissions and water in the atmosphere. The environmental…
- Postmenopausal After the menopause. Postmenopausal is defined formally as the time after which a woman has experienced…
- Hypocalcemia Lower-than-normal blood calcium. Low blood calcium makes the nervous system highly irritable with tetany…
- Cell fusion The melding of two or more cells into one cell called a heterokaryon. A heterokaryon may reproduce itself for…
- Meatus An opening or passageway. For example, the female urethral meatus. The urethra is the transport tube from the…
- Multisection computed tomography See: Multidetector computed tomography
- Bright's disease Chronic inflammation of the blood vessels in the kidney with protein, specifically albumin, in the urine…
- Phytodermatitis Inflammation of the skin caused by a plant. The basic clinical patterns of phytodermatitis are allergic…
- Contraction The tightening and shortening of a muscle
- CHARGE syndrome See: CHARGE association
- Interventricular septum The stout wall separating the lower chambers (the ventricles) of the heart from one another. A hole in the…
- Virus, human papilloma JC virus.