MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Varicose vein
A dilated (widened) tortuous (twisting) vein, usually involving a superficial vein in the leg, often associated with incompetency of the valves in the vein. These visible and bulging veins are often associated with symptoms such as tired…
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Show more- PTC (percutaneous transhepatic cholangiography) See: Cholangiography, percutaneous transhepatic
- EPA 1. The Environmental Protection Agency, a US government agency.2. Eicosapentaenoic acid, one of the principal…
- Metanalysis A technique currently popular in medical research, whereby all data from all available studies of something…
- Calefacient 1. (noun) Anything that warms. 2. (noun) A substance that produces a feeling of warmth when it is applied to…
- Myotonic dystrophy 2 See: Myotonic dystrophy type 2
- Vestibular apparatus The vestibule and three semicircular canals of the inner ear. Like an internal carpenter's level, these…
- Herbicide chemical 2,4-DCP A poisonous chemical used to produce a herbicide. 2,4-DCP (short for 2,4-dichlorophenol) is employed in the…
- Asplenic Pertaining to asplenia, the state of being without a spleen or without a functional spleen. The spleen can be…
- Hard measles An acute highly contagious viral disease with fever, runny nose, cough, red eyes, and a spreading skin rash…
- Quack 1) A practitioner who suggests the use of substances or devices for the prevention or treatment of disease…
- Dual X-ray absorptometry See: DXA
- Stickler, Gunnar B. German-American pediatrician Gunnar B. Stickler (1925-) who first described the genetic disorder of collagen…