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).
Care, hospice
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Show more- Sleep, paroxysmal Sleep, paroxysmal: A neurological disorder marked by a sudden recurrent uncontrollable compulsion to sleep…
- IM (intramuscular) An IM medication is given by needle into the muscle. This is as opposed to a medication that is given by a…
- Wrinkling, retinal See: Macular pucker
- P arm of a chromosome The short arm of a chromosome. The 'p' comes from the French 'petit' meaning small. All human chromosomes…
- OHRP The Office of Human Research Protections, the agency responsible for developing, monitoring and exercising…
- Femur The femur is the bone in the leg that extends from the hip to the knee. The femur constitutes the upper leg…
- Epiphysis The growth area near the end of a bone.
- Chemoradiotherapy The combination of simultaneous chemotherapy and radiation therapy. Chemoradiotherapy before surgery has been…
- Zenker's diverticulum See: Zenker diverticulum
- Cranial arteritis A serious disease characterized by inflammation of the walls of the blood vessels (vasculitis). The vessels…
- Cradlecam See: Kiddie cam
- Triiodothyronine A hormone made by the thyroid gland. It has three iodine molecules attached to its molecular structure. It is…