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.
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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- Levo-alpha acetyl methadol Abbreviated LAAM. An alternative to methadone. See: LAAM
- Lawson Wilkins See: Wilkins, Lawson
- Basilar fracture A break in bone at the base of the skull. About a half of basilar fractures are caused by bicycle or motor…
- Familial cancer Cancer or a predisposition (tendency) to it that runs in families.
- Esophagogastric tamponade A procedure in which a balloon is inflated within the esophagus and stomach to apply pressure on bleeding…
- Reflex, photic sneeze A disorder, also known as the achoo syndrome, characterized by nearly uncontrollable paroxysms of sneezing…
- Tinea incognito Tinea corporis, a common fungal infection of the skin, better known as ringworm, whose appearance has been…
- Iniencephaly A rare neural tube defect that combines extreme retroflexion (backward bending) of the head with severe…
- Test, ThinPrep Pap A modified Pap test technique designed to reduce some of the technical problems inherent in the traditional…
- National Cancer Institute (NCI) One of the National Institutes of Health (NIH) in the U.S., whose mission is to 'lead a national effort to…
- Kinesin A family of microtubule motor proteins active in mitosis. The kinesins use chemical energy from the…
- Retinopathy, arteriosclerotic See: Arteriosclerotic retinopathy