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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Y-linked
A gene on the Y chromosome. A Y-linked gene is by necessity passed from father to son, since the Y chromosome can only be transmitted by a man to his male progeny. It has often been said that little is known about whether specific genes…
Read the definitionRandom terms
Show more- Specificity 1. The quality of being specific as, for example, she showed the use of specificity in her diagnosis. 2. The…
- Atrial septal defect (ASD) A hole in the septum, the wall, between the atria, the upper chambers of the heart. Commonly called an ASD…
- DNA repair The body has a series of special enzymes to repair mutations (changes) in the DNA and restore the DNA to its…
- Alternative medical system A system of alternative medicine built upon a complete system of theory and practice. Often, such systems…
- Peutz-Jeghers syndrome A cancer genetic disorder characterized by freckle-like spots on the lips, mouth and fingers and polyps in…
- DNA amplification The production of multiple copies of a sequence of DNA. Repeated copying of a piece of DNA. DNA amplification…
- Pimples Small papules or pustules. See: Pimple
- Alpha helix The coiled structure of many proteins consisting of a single chain of amino acids stabilized by hydrogen…
- Atrophy Wasting away or diminution. Muscle atrophy is wasting of muscle, decrease in muscle mass. A nerve can also…
- Blood sugar Blood glucose. See also: High blood sugar; Low blood sugar
- Headache, alarm clock See: Alarm clock headache
- Galactose A sugar contained in milk. Galactose makes up half of the sugar called lactose that is found in milk. Lactose…