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).
Metered-dose inhaler
Abbreviated MDI. A device that delivers a measured amount of medication as a mist the patient can inhale. A MDI consists of a pressurized canister of medication in a case with a mouthpiece. MDIs are portable, efficient and convenient…
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Show more- National Coalition for Cancer Survivorship A survivor-led advocacy group that works on behalf of the millions of cancer survivors and the millions more…
- False negative A result that appears negative but fails to reveal a situation. An example of a false negative: a particular…
- Very low calorie diet (VLCD) The Very low calorie diet (VLCD) is a doctor-supervised weight loss plan that uses commercially prepared…
- Morton's nerve entrapment See: Morton's neuroma
- Macrocephaly, multiple lipomas, and hemangiomas Bannayan syndrome, a genetic disease characterized by macrocephaly (enlarged head), multiple lipomas (benign…
- Tumor, sweat gland A benign (harmless) skin tumor called a syringoma that derives from cells related to sweat glands. (These…
- Vaccination, infectious hepatitis See Immunization, hepatitis A.
- Antibody cross reactivity The ability of an antibody to react with similar antigenic sites on different proteins
- Antipsoriatic Directed against psoriasis. Sunlight is antipsoriatic, as are a number of drugs
- Positional cloning Cloning a gene based simply on knowing its position in the genome without any idea of the function of that…
- Pinel system The policy of treating the mentally ill in hospitals and other institutions humanely and without the use of…
- Cow milk allergy Allergy: Casein and whey are the two major proteins of human milk and most milk-based formulas. Some (less…