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).
Sputum
The mucus and other matter brought up from the lungs, bronchi, and trachea that one may cough up and spit out or swallow. The word 'sputum' is borrowed directly from the Latin 'to spit.' Called also expectoration
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Show more- Nystagmus Rapid rhythmic repetitious involuntary (unwilled) eye movements. Nystagmus can be horizontal, vertical or…
- Chromosome banding The treatment of chromosomes to reveal characteristic patterns of horizontal bands like bar codes. The…
- Iron excess Iron overload can damage the heart, liver, gonads and other organs. Iron overload is a particular risk for: >…
- Syndrome, de Lange See: de Lange syndrome
- Knock-knees An abnormal curve of the legs that causes the knees to touch or nearly touch while the feet are apart. The…
- Inguinal orchiectomy Surgery to remove the testicle, with the incision made through the groin.
- Endoscopic papillotomy See: Endoscopic sphincterotomy
- Pleomorphic Many-formed. A tumor may be pleomorphic. Pleomorphic is synonymous with protean (capable of assuming…
- Irwin DJ Bross See: Bross, Irwin DJ
- Paternal age The age of the father at the time he conceives a child. The present mean (average) paternal age is 27 years…
- Ricketts, Howard T. American pathologist and pioneering infectious disease expert (1871-1910) who was the first to establish the…
- Feet The plural of foot, both an anatomic structure and a unit of measure. As an anatomic structure, the foot is…