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).
Sudden Infant Death Syndrome (SIDS)
Sudden Infant Death Syndrome (SIDS): The sudden and unexpected death of a baby with no known illness, typically affecting sleeping infants between the ages of two weeks to six months. Infants with a brother or sister who died of SIDS…
Read the definitionRandom terms
Show more- Transforming growth factor (TGF) One of several proteins secreted by transformed cells that can stimulate the growth of normal cells…
- Rape, date Rape of a woman by a man with whom she is acquainted. The rapist is usually the woman's 'date' (escort)…
- Hepatitis A immunization When immediate protection against hepatitis A (infectious hepatitis) is needed, immunoglobulins are used…
- Pavlov stomach A Pavlov pouch fashioned surgically from part of the stomach (which is isolated from the rest of the…
- MD Abbreviation for the Latin Medicinae Doctor, Doctor of Medicine
- Naprelan See: Naproxen
- Periostitis Inflammation of the periosteum, a dense membrane composed of fibrous connective tissue that closely wraps…
- Baseline 1. Information gathered at the beginning of a study from which variations found in the study are measured.2…
- Common bile duct The duct that carries bile from the gallbladder and liver into the duodenum (the upper part of the small…
- Locoregional metastasis Metastasis (spread) of a cancer only within the region in which it arose. In contrast to systemic metastasis
- Antean Exceptionally strong or large. A multi-vitamin pill may, for example, be of Antean proportions. After…
- St John's wort A flowering plant, Hypericum perforatum, also known as Perforate St John's wort, that has long been believed…