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).
Mortality, infant
The death of an infant before his or her first birthday. The infant mortality rate is, by definition, the number of children dying under a year of age divided by the number of live births that year. The infant mortality rate is also called…
Read the definitionRandom terms
Show more- Medical etymology The origin of medical words and terms. Etymology is an account of the origins and the developments in the…
- Febrile Feverish.
- Nicotine Nicotine: An alkaloid (a nitrogen-containing chemical) made by the tobacco plant or produced synthetically…
- Smell See Olfaction
- Adamantine In dentistry, relating to the enamel of the teeth. Adamantine comes from the Greek and Latin word adamas…
- Regress To return or go back, particularly to return to a pattern of behavior or level of skill characteristic of a…
- Trunk, pulmonary See: Pulmonary trunk
- PPMA (post-polio muscular atrophy) Late muscle wasting that occurs as part of the post-polio syndrome (PPS), a constellation of symptoms and…
- Mercury poisoning The metallic element mercury is poisonous to humans. Mercury poisoning can occur in both acute and chronic…
- Situational syncope The temporary loss of consciousness in a particular kind of situation. The situations that trigger this…
- Ultrasound, Doppler See: Doppler ultrasound
- Cowper's gland Painful muscle spasms in the abdomen, arms, or legs following strenuous activity. The skin is usually moist…