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).
Cancer, leukemia
Leukemia is a cancer of the white blood cells. Leukemias are grouped by how quickly the disease develops (acute or chronic) as well as by the type of blood cell that is affected. People with leukemia are at significantly increased risk for…
Read the definitionRandom terms
Show more- Cascade A sequence of successive activation reactions involving enzymes (enzyme cascade) or hormones (hormone…
- Feed contaminant A substance contaminating animal feed. Contaminants in animal feed can threaten human health. There are two…
- Malaria Malaria: An infectious disease caused by protozoan parasites from the Plasmodium family that can be…
- Chimeraplasty A method of gene therapy based upon the use of a molecule called a chimeraplast, a synthetic blend of DNA and…
- Patient A person under health care. The person may be waiting for this care or may be receiving it or may have…
- Leuko- Prefix meaning white, as in leukocyte (white blood cell). Leuko- comes from the Greek 'leukos' meaning white…
- RFID Radio frequency identification, a system for remotely storing and retrieving data. RFID tags can serve to…
- Sexually transmitted disease Any disease transmitted by sexual contact; caused by microorganisms that survive on the skin or mucus…
- Thoracic Pertaining to the chest
- Disease, Rendu-Osler-Weber See: Hereditary hemorrhagic telangiectasia
- Auditory tube The tube that runs from the middle ear to the pharynx, also known as the Eustachian tube. The function of…
- Chargaff ratios See: Chargaff rule