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).
Macula
A macula is a small spot. A macula on the skin is a small flat spot while the macula in the eye is a small spot where vision is keenest in the retina. NTER> The macula of the retina, the light-sensitive layer of tissue at the back of the…
Read the definitionRandom terms
Show more- Epidermolysis bullosa acquisita A rare autoimmune skin disease with blisters. In epidermolysis bullosa acquisita (EBA) the body attacks its…
- Emergency code While there is no formal definition for a 'Code,' doctors often use the term as slang to refer to a patient…
- Osteogenesis imperfecta type 1 An inherited connective tissue disorder featuring bone fragility and blue sclerae (blue whites of the eyes)…
- Outlet The exit or opening. The means by which something escapes.
- Rickettsialpox A mild infectious disease first observed in New York City caused by Rickettsia akari, transmitted from its…
- Syndrome, cartilage hair hypoplasia See: Cartilage hair hypoplasia syndrome
- Dental and Craniofacial Research, National Inst. E of (NIDCR): One of the National Institutes of Health (NIH) in the U.S., the NIDCR is for dental and other…
- Xanth- (prefix) A colorful prefix relating to a yellow color. 'Xanth-' is related to the word 'xanthic' which has its roots…
- Small inhibitory RNA See: siRNA
- Von Recklinghausen disease Neurofibromatosis type 1
- Apolipoprotein A-I APOA-I. The major protein component of HDL (high density lipoprotein) and a relatively abundant plasma…
- Elder abuse The physical, sexual, or emotional abuse of an elderly person, usually one who is disabled or frail. Elder…