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).
Adventitious
Coming from an external source or occurring in an unusual place or manner. Not inherent, inherited or innate but rather occurring accidentally or spontaneously. When a doctor or nurse auscults (listens to) the chest or abdomen…
Read the definitionRandom terms
Show more- Rupture, uterine A tear of the uterus, an uncommon but very serious situation that may result in hysterectomy, urologic injury…
- Dysgraphia A specific developmental disability that affects the person's ability to write. Problems may include…
- Contraceptive device, intrauterine (IUD) A device inserted into the uterus (womb) to prevent conception (pregnancy). The IUD can be a coil, loop…
- Acidosis Too much acid in the body, a distinctly abnormal condition resulting from the accumulation of acid or from…
- Saturated fat A fat that is solid at room temperature and comes chiefly from animal food products. Some examples are…
- Death rate The number of deaths in the population divided by the average population (or the population at midyear) is…
- HPV See: Human papillomavirus
- MME Metallomembrane endopeptidase, also known as membrane metalloendopeptidase
- Enterococcus Bacteria normally found in the feces of people and many animals. Two types of enterococci -- Enterococcus…
- Cyst, sebaceous A sebaceous cyst is a rounded swollen area of the skin formed by an abnormal sac of retained excretion…
- Paget disease A chronic bone disorder that typically results in enlarged, deformed bones due to excessive breakdown and…
- Test, glucose tolerance A blood test done to make the diagnosis of diabetes mellitus. The test may also be done for other purposes…