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).
Mutation, hereditary
Mutation, hereditary: A heritable change in the DNA of a gene or chromosome in a cell destined to become an egg or a sperm or the zygote (the conceptus) at the single-cell stage. When transmitted to a child, an hereditary mutation is…
Read the definitionRandom terms
Show more- Breast feeding See: Breastfeeding
- Gallbladder A pear-shaped organ just below the liver that stores the bile secreted by the liver. During a fatty meal, the…
- Expectorant A medication that helps bring up mucus and other material from the lungs, bronchi, and trachea. An example of…
- Roseola infantilis Roseola infantilis: Roseola infantilis is another name for roseola, also formally called roseola infantum…
- RTS See Rett syndrome.
- PPAR Abbreviation for peroxisome proliferator-activated receptor. There are 3 known subtypes of PPARs --…
- Sponge, vaginal contraceptive See: Vaginal contraceptive sponge
- Automated white cell differential A machine-generated percentage of the different types of white blood cells, usually split into granulocytes…
- PVNS Pigmented villonodular synovitis
- Polydactyly More than the normal number of fingers or toes. From the Greek 'polys' (many) + 'dactylos' (finger) = many…
- NCRR Stands for National Center for Research Resources, one of the Centers of the National Institutes of Health…
- Cancer Cancer: An abnormal growth of cells which tend to proliferate in an uncontrolled way and, in some cases, to…