MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Roentgen, Wilhelm
Wilhelm Conrad Rontgen (1845-1923), German-born, Dutch-educated physicist who first observed and documented X-rays on November 8, 1895. He made this seminal discovery by accident while experimenting with a set of cathode ray instruments…
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Show more- Oncologist A physician who specializes in the diagnosis and treatment of cancer. A clinical oncologist is usually…
- Dermatan sulfate An glycosaminoglycan (formerly called a mucopolysaccharide) found mostly in skin but also in blood vessels…
- Embolus Something that travels through the bloodstream, lodges in a blood vessel and blocks it. Examples of emboli…
- Nicotine Nicotine: An alkaloid (a nitrogen-containing chemical) made by the tobacco plant or produced synthetically…
- Memory, anterograde See: Anterograde memory
- Bed bugs Bed bugs: Bed bugs are small, oval, wingless insects of the family Cimicidae, which have a flat…
- Biopsy, punch See: Punch biopsy
- Cranial nerve, second The second cranial nerve is the optic nerve, the nerve that connects the eye to the brain and carries the…
- Hypochondroplasia Hypochondroplasia is a type of short-limb dwarfism with shortening especially of the ends of the limbs…
- Nutritionist 1) In a hospital or nursing home, a person who plans and/or formulates special meals for patients. It can…
- Agent, tocolytic A medication that can inhibit labor, slow down or halt the contractions of the uterus. Tocolytic agents are…
- Zone Diet The Zone diet is a weight loss plan based upon the idea that the right ratio of carbohydrates to proteins and…