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).
LaCrosse encephalitis
Enzyme that breaks down the milk sugar lactose into glucose and galactose. Persons with a deficiency of lactase in the gut can develop abdominal cramping and diarrhea after ingesting milk products.
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Show more- Honey bee genome The genetic complement of the honey bee (Apis mellifera). Its genome is relatively small -- about one-tenth…
- Akinesia Impaired body movement; without movement (or without much movement). Akinesia is a term used in neurology to…
- White spots on the nails Very small semi-circular white spots on the nails. These spots may be found on the fingernails and…
- Methylenedioxymethamphetamine 3-4 methylenedioxymethamphetamine (MDMA), best known on the street as 'Ecstacy.' An illicit drug, considered…
- Calcium excess Overly high intake of calcium that can result in elevated levels of calcium in the blood (hypercalcemia)…
- Evolutionarily conserved gene A gene that has remained essentially unchanged throughout evolution. Conservation of a gene indicates that it…
- Ectopic In the wrong place. Out of place. An ectopic kidney, for example, is one that is not in the usual location…
- Karyotyping, flow Use of flow cytometry to analyze and/or separate chromosomes on the basis of their DNA content. Flow…
- Pinguicula Alternate spelling of pinguecula. Irrespective of spelling, the accent is on the second syllable which is…
- Sib Sibling
- Pharmacy benefit manager A company under contract with managed care organizations, self-insured companies, and government programs to…
- Fever with renal syndrome, hemorrhagic A set of diseases, also known as hemorrhagic fever, characterized by the abrupt onset of high fever and…