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).
Homologies
Similarities in DNA or protein sequences between individuals or between species
Read the definitionRandom terms
Show more- Usher syndrome Usher syndrome: A genetic disorder characterized by hearing impairment and an eye disorder called retinitis…
- Ptosis of the eyelids, congenital Drooping of the upper eyelids at birth. The lids may droop only slightly or they may cover the pupils and…
- Capsid The protein coat of a virus. The term capsid came in 1960 from the French capside, from the Latin capsa…
- FMRP As stated in the entry for FMR1, FMRP is an acronym composed of the first letters of Familial Mental…
- HMPS Hereditary mixed polyposis syndrome
- Baldness, patchy Baldness, patchy: Patchy baldness. Also referred to as alopecia areata. Alopecia means baldness and areata…
- Vertex The top of the head. In a vertex presentation, the top of the baby's head comes first at delivery. The word…
- Thermostat A device that monitors temperature and automatically maintains it at certain levels. In a human, a tiny part…
- Gastropathy, hypoproteinemic hypertrophic See: Giant hypertrophic gastritis
- ART (antiretroviral therapy) Treatment that suppresses or stops a retrovirus. One of the retrovirus is the human immunodeficiency virus…
- Cytometry, flow Analysis of biological material by detection of the light-absorbing or fluorescing properties of cells or…
- Sinus barotrauma Sinus troubles, particularly with pain and a feeling of pressure, due to changing atmospheric pressures, as…