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).
Hearing aid
An instrument to help in hearing. There are four common styles of hearing aids. From largest to smallest, they are: > >Behind-the-ear (BTE) hearing aids, >In-the-ear (ITE) hearing aids, >In-the-canal (ITC) hearing aids, and…
Read the definitionRandom terms
Show more- Contrast media X-ray dye. Commonly spoken of as 'contrast.
- Baker's yeast Saccharomyces cerevisiae
- Methylenedioxymethamphetamine 3-4 methylenedioxymethamphetamine (MDMA), best known on the street as 'Ecstacy.' An illicit drug, considered…
- Aortic valve, bicuspid Whereas the normal aortic valve in the heart has three flaps (cusps) that open and close, a bicuspid valve…
- Periostitis Inflammation of the periosteum, a dense membrane composed of fibrous connective tissue that closely wraps…
- Spongiform Resembling a sponge in being soft and full of cavities, as in as in transmissible spongiform encephalopathy
- Miasma A poisonous vapor or mist believed to be made up of particles from decomposing material that could cause…
- Paragonimiasis Infection with the trematode (parasitic worm) Paragonimus. More than 10 species of trematodes (flukes) of the…
- Quadriceps reflex See: Knee jerk
- Extrinsic 1. Not an essential or inherent part of a something such as a structure.2. Coming from the outside. Extrinsic…
- Catamenia Menstruation
- Gingivitis, ulcerative This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…