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).
Durable power of attorney
This is a type of advance medical directive in which legal documents provide the power of attorney to another person in the case of an incapacitating medical condition. The durable power of attorney allows another person to make bank…
Read the definitionRandom terms
Show more- Anorexigenic Causing anorexia (loss of appetite) as, for example, an anorexigenic drug
- Non-inferiority clinical trial A clinical trial that shows that a new treatment is equivalent to standard treatment. Also called a…
- Genome, Saccharomyces cerevisiae The genome of the bacterium that causes cholera. This genome contains over 4 million bases in its DNA…
- Leg In popular usage, the leg extends from the top of the thigh down to the foot. However, in medical…
- P arm of a chromosome The short arm of a chromosome. The 'p' comes from the French 'petit' meaning small. All human chromosomes…
- End-stage renal disease ESRD. Chronic irreversible renal failure
- PAPP-A Pregnancy-associated plasma protein A
- Peptidase An enzyme that can break down a peptide into its component amino acids
- Talipes Clubfoot. The Latin word talipes was compounded from talus (ankle) + pes (foot) since, with the common…
- Head bones There are 29 bones in the human head. They consist of 8 cranial bones, 14 facial bones, the hyoid bone, and 6…
- Foley catheter See: Catheter, Foley
- Pregnancy-associated plasma protein A Abbreviated as PAPPA or PAPP-A. A large zinc-binding protein that acts as an enzyme, specifically a…