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).
Smoke, second-hand
Environmental tobacco smoke that is inhaled involuntarily or passively by someone who is not smoking. Environmental tobacco smoke is generated from the sidestream (the burning end) of a cigarette, pipe or cigar or from the exhaled…
Read the definitionRandom terms
Show more- Paradoxical embolism Passage of a clot (thrombus) from a vein to an artery. When clots in veins break off (embolize) , they travel…
- Clinophobia An abnormal and persistent fear of going to bed. Sufferers from clinophobia experience anxiety even though…
- Granuloma, calcified A calcified granuloma is a granuloma containing calcium deposits. Since it usually takes some time for…
- Aluminum A naturally occurring element that makes up about 8% of the surface of the earth and is always found combined…
- Allergic granulomatosis A disease (also often called the Churg-Straus syndrome) characterized by inflammation of the blood vessels in…
- Tok- From the Greek word 'tokos' meaning childbirth, we have toc-, toco-, tok-, and toko- as combining forms, all…
- Bell, Charles (1774-1842) Renowned surgeon, anatomist and artist, who discovered Bell's palsy, paralysis of the facial…
- Septum, nasal The dividing wall within the nose. The nasal septum runs down the middle of the nose creating two sides to…
- Laser A powerful beam of light that can produce intense heat when focused at close range. Lasers are used in…
- Cancer, uterus See: Uterine cancer
- Minor anomaly An unusual anatomic feature that is of no serious medical or cosmetic consequence to the patient. A minor…
- HIV infection, acute The body's initial reaction to infection by the HIV virus. Acute HIV infection is a flu-like syndrome that…