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).
Coefficient of inbreeding
A measure of how close two people are genetically to each another. The coefficient of inbreeding, symbolized by the letter F, is the probability that a person with two identical genes received both genes from one ancestor. Take a…
Read the definitionRandom terms
Show more- Synovial cyst, popliteal A swelling in the space behind the knee (the popliteal space). The swelling is composed of a membrane-lined…
- Contraceptive, injectable progestin Injectable progestin (Depo-Provera) was approved by the U.S. Food and Drug Administration (FDA) for…
- Kubler-Ross See: Kübler-Ross, Elisabeth
- Articulation disorder The inability to correctly produce speech sounds (phonemes) because of the imprecise placement, timing…
- Paraquat A toxic chemical widely used as an herbicide (plant killer), primarily for weed and grass control. Paraquat…
- Monochromat A person with one of the many forms of colorblindness
- Arthroscopy Arthroscopy: A surgical technique whereby a tube-like instrument is inserted into a joint to inspect…
- Churg-Strauss syndrome Churg-Strauss syndrome: A disease characterized by inflammation of small arteries and veins in persons with a…
- ApoA-I Milano A variant of apolipoprotein A-I identified in about 40 inhabitants of Limone sul Garde, a small town in rural…
- Medial The knee joint is surrounded by a joint capsule with ligaments strapping the inside and outside of the joint…
- Porencephaly A disorder of the central nervous system involving a cyst or cavity in a cerebral hemisphere of the brain…
- Health Care Finance Administration See: HCFA