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).
Prior authorization
In pharmacy, a cost-containment procedure that requires a prescriber to obtain permission to prescibe a medication prior to prescribing it. Also called prior approval
Read the definitionRandom terms
Show more- Labrocyte A mast cell
- Hurricane A regionally specific name for a strong tropical cyclone. The term hurricane applies in the North Atlantic…
- Informed consent A process in which a person learns key facts about a clinical trial, including potential risks and benefits…
- Monocyte chemotactic protein-1 See: MPC1
- Black lung disease A chronic occupational lung disease contracted by the prolonged breathing of coal mine dust. The silica and…
- Systemic Affecting the entire body. A systemic disease such as diabetes can affect the whole body. Systemic…
- Dupuytren contracture 1777-1835) The leading French surgeon of the early part of the 19th century. Dupuytren reported the condition…
- Leukemia Leukemia: Cancer of the blood cells. The growth and development of the blood cells are abnormal. Strictly…
- Linkage analysis Study aimed at establishing linkage between genes. Today linkage analysis serves as a way of gene-hunting and…
- Female urethral opening The urethra is the transport tube leading from the bladder to discharge urine outside the body. In females…
- Coenzyme Q10 A compound needed for the proper functioning of an enzyme, a protein that speeds up the rate at which…
- Chickenpox immunization Immunization designed to prevent or lessen the severity of the common disease known as chickenpox. The…