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).
Contraceptive device, intrauterine (IUD)
A device inserted into the uterus (womb) to prevent conception (pregnancy). The IUD can be a coil, loop, triangle, or T in shape made of plastic or metal. An IUD is inserted into the uterus by a health-care professional. Of two types of…
Read the definitionRandom terms
Show more- Succenturiate placenta An extra placenta separate from the main placenta. In anatomy 'succenturiate' means substituting for or…
- Condition, Sever Inflammation of the growth plate of the calcaneus, the bone at the back of the heel. The inflammation is at…
- Aphasia, anomic See Anomia
- Flexner Report 'Medical Education in the United States and Canada', quite possibly the most important written document in…
- Golfer's cramp A dystonia that affects the muscles of the hand and sometimes the forearm and only occurs when playing golf…
- Acromegaly Condition due to the production of too much growth hormone by the pituitary gland after the end of…
- Biermer's anemia Anemia: A blood disorder caused by a lack of vitamin B12. Patients who have this disorder do not produce the…
- Atelectasis, secondary See: Secondary atelectasis
- Keratitis, acanthamoeba See: Acanthamoeba keratitis
- Contraction, premature See: Extrasystole
- Sinus bradycardia A regular but unusually slow heart beat (60 beats/minute or less at rest). Sinus bradycardia can be the…
- Bacterium The singular of bacteria