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).
Broken hip
Fractured bone in the hip, a key health problem among the elderly, usually due to a fall or other kind of trauma involving direct impact to the hip bone which has been weakened by osteoporosis. The part of the hip most often broken is the…
Read the definitionRandom terms
Show more- Dream, pre-sleep Also called a hypnagogic hallucination, this type of dream is characteristically vivid and occurs as one is…
- AN The military designation for hydrogen cyanide. See: Cyanide
- Hepatomegaly An enlarged liver. 'Hepato-' comes from the Greek 'hepatikos' (of the liver) + 'megaly' from the Greek…
- Amyloidosis, hereditary Amyloidosis, hereditary: A familial (inherited) disorder in which protein deposits (amyloid) accumulate in…
- Phlebotomist A person who draws blood.
- Ophthalmoplegia with ragged-red fibers See: Kearns-Sayre syndrome
- Oral aversion Reluctance or refusal to feed or eat. A familiar example of oral aversion is a baby's refusal to breastfeed…
- Elastic fiber A slender fiber in connective tissue that is rich in the protein elastin and has an elastic quality
- Oto- An otoacoustic emission test (OAE) measures an acoustic response that is produced by the inner ear (cochlea)…
- Prion dementia See: Gerstmann-Straussler-Scheinker syndrome
- Metatarsal One of the five cylindrical bones extending from the heel (the tarsus) to the toes on each foot. The…
- Forensic anthropology The application of the science of physical anthropology to the legal process. Forensic anthropology includes…