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).
Euthanasia
The word 'euthanasia' comes straight out of the Greek -- 'eu', goodly or well + 'thanatos', death = the good death -- and for 18th-century writers in England that was what euthanasia meant, a 'good' death, a welcome way to depart quietly…
Read the definitionRandom terms
Show more- Code The genetic code is the correspondence between the triplet of bases in DNA with the amino acids. The…
- Heberden node A small fixed bump on the finger, usually at the last joint of the finger, Heberden's node is a calcified…
- Polyarteritis nodosa Polyarteritis nodosa: An autoimmune disease (immune system attacking its own body) characterized by…
- Labial sounds The lips are not only anatomic features of note, they are organs of speech essential to certain…
- Hemostasis The stoppage of bleeding or hemorrhage. Also, the stoppage of blood flow through a blood vessel or organ of…
- Preoperative Before surgery. As opposed to postoperative, after surgery
- Epidemiology, classical The study of populations in order to determine the frequency and distribution of disease and measure risks.
- Stress Stress: Forces from the outside world impinging on the individual. Stress is a normal part of life that can…
- Schistosoma mansoni A species of trematode worm that parasitizes humans and that (like S. japonicum) causes liver and…
- Scoliosis, structural A fixed lateral (sideway) curve of the spine. Structural scoliosis often occurs from unknown factors without…
- Cripple 1. A person who is lame or disabled. 2. To maim or disable a person. The word 'cripple' is a medically…
- Pharyngitis Inflammation of the pharynx (the hollow tube in the back of the throat about 5 inches long that starts behind…