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).
USP
United States Pharmacopeia
Read the definitionRandom terms
Show more- Femoral vein The largest vein in the groin. The femoral vein is a continuation of the popliteal vein. It passes, together…
- Mediastinum The area between the lungs. The organs in this area include the heart and its large veins and arteries, the…
- Cholestasis with peripheral pulmonary stenosis Also known as arteriohepatic dysplasia or Alagille syndrome, this ia a genetic disorder characterized by…
- Biological safety level 4 Level 4 biosafety
- Pinkeye Also called conjunctivitis. Redness or irritation of the conjunctivae, the membranes on the inner part of the…
- STI Abbreviation for: 1. Sexually transmitted infection. 2. Soft tissue infection. 3. Systolic time interval
- Hypochondroplasia Hypochondroplasia is a type of short-limb dwarfism with shortening especially of the ends of the limbs…
- Mesentery A fold of tissue which attaches organs to the body wall. The word mesentery usually refers to the small bowel…
- Anthracycline A member of a family of chemotherapy drugs that are also antibiotics. The anthracyclines act to prevent cell…
- Alactasia Lack of the enzyme lactase which is needed to digest the milk sugar lactose. See: Lactase deficiency
- Erb palsy A form of brachial plexus palsy in which there is paralysis of the muscles of the upper arm and shoulder…
- Acellular Not made up of cells or divided into cells. Or lacking intact cells as, for example, an acellular vaccine…