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).
Selenium
An essential trace mineral that functions largely in the form of proteins, called selenoproteins, which act as enzymes and help prevent damage to cells in the body by oxidants in the environment or those produced by normal metabolism. The…
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Show more- DNA repair gene, Med1 A gene that codes for one of the key enzymes involved in repairing DNA. The DNA in genes is constantly…
- Zoophobia An abnormal and persistent fear of animals. A phobia is an unreasonable fear that can cause avoidance and…
- Menstruation, cessation of Menstruation, cessation of: Menstruation ends naturally in middle age with the onset of the menopause. It can…
- Fiber and diabetes Soluble fibers (oat bran, apples, citrus, pears, peas/beans, psyllium, etc.) slow down the digestion of…
- Corneal dystrophy, map-dot-fingerprint type A disorder in which the cornea (the normally clear front window of the eye) shows geographic map-like lines…
- Q arm of a chromosome The long arm of a chromosome. All human chromosomes have 2 arms -- a short arm and a long arm -- that are…
- Anaphia The inability to feel touch. From the Greek prefix an, not + Greek haphe, touch = inability to (feel) touch…
- Stress echocardiography Stress echocardiography: A supplement to the routine exercise cardiac stress test. During stress…
- Diathesis In medicine, a 'diathesis' is an elegant term for a predisposition or tendency. Thus, a hemorrhagic diathesis…
- Infant mortality rate The number of children dying under a year of age divided by the number of live births that year. The infant…
- AML Acute myeloid leukemia 1 gene. See: Runx-1.
- Duane syndrome See: Okihiro syndrome.