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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
SIDS (sudden infant death syndrome)
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; babies whose mothers used heroin…
Read the definitionRandom terms
Show more- Nephritis, acute Sudden inflammation of the kidney. Diagnosis is by finding blood or protein in the urine. There is often…
- Medical word origin See: Medical etymology
- Wormwood The essence of absinthe, an emerald-green liqueur flavored with extracts of the wormwood plant, licorice and…
- Shock, psychologic Trauma due to psychological events, as in 'shell shock' (now known as post-traumatic stress disorder)
- Regulatory T cell A T cell (T lymphocyte) that regulates the activity of another T cell, usually by suppressing its activity…
- Virus, Coxsackie See: Coxsackievirus
- Baby blues A common temporary psychological state right after childbirth when a new mother may have sudden mood swings…
- Glaucoma treatment (surgery) Surgery can also help fluid escape from the eye and thereby reduce the pressure. However, surgery is now…
- Oscillopsia Oscillating vision. Swinging vision. In oscillopsia, objects seem to swing, move back and forth, jerk, or…
- Alpha-glucosidase inhibitor A class of oral medications for type 2 diabetes that decrease the absorption of carbohydrates from the…
- Carbon monoxide on houseboats See: Houseboat carbon monoxide poisoning
- Respiratory syncytial virus Respiratory syncytial virus: A virus that causes mild respiratory infections, colds, and coughs in adults…