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).
Erythroplakia
A reddened patch with a velvety surface found in the mouth
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Show more- Low-grade lymphoma A lymphoma that tends to grow and spread slowly, in contrast to an intermediate- or high-grade lymphoma which…
- Tension 1) The pressure within a vessel, such as blood pressure: the pressure within the blood vessels. For example…
- R/O Medical abbreviation for rule out
- Gingivitis, acute membranous This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Medicine, nuclear See: Nuclear medicine
- Parathyroid hormone See Parathormone
- Astraphobia An abnormal and persistent fear of thunderstorms. Sufferers experience anxiety even when they realize the…
- Macrophage A type of white blood that ingests (takes in) foreign material. Macrophages are key players in the immune…
- Genitalia The male and female reproductive organs. The genitalia include internal structures such as the ovary, and…
- Perichondritis Inflammation of the perichondrium, a dense membrane composed of fibrous connective tissue that closely wraps…
- Oligomenorrhea A reduction in number of menstrual periods and/or amount of menstrual flow.
- Cranial nerve XI The eleventh cranial nerve is the accessory nerve. The twelve cranial nerves, the accessory nerve included…