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).
Power outage food safety
>For the Freezer section: A freezer that is half full will hold food safely for up to 24 hours. A full freezer will hold food safely for 48 hours. Do not open the freezer door if you can avoid it. >For the Refrigerated section: Pack milk…
Read the definitionRandom terms
Show more- Surgery, anti-reflux (fundoplication) A surgical technique that strengthens the barrier to acid reflux when the lower esophageal sphincter does not…
- BSL-4 Biosafety level 4. The highest level of biosafety. This level is used for the diagnosis of exotic agents such…
- Echovirus A group of viruses found in the gastrointestinal tract. The 'echo' part of the name stands for enteric…
- Paralysis, laryngeal nerve Paralysis of the recurrent laryngeal nerve, a branch of the vagus nerve (a long and important nerve that…
- White spots on the nails Very small semi-circular white spots on the nails. These spots may be found on the fingernails and…
- Capillaries Capillaries are the smallest of blood vessels. They serve to distribute oxygenated blood from arteries to the…
- TSD Abbreviation for Tay-Sachs disease, a genetic metabolic disorder. See: Tay-Sachs disease
- Yellow fever vaccination A live attenuated (weakened) viral vaccine that is recommended for people traveling to or living in tropical…
- Feeding, breast See: Breastfeeding
- OKT3 Brand name for muromonab-CD3, an immunosuppressant drug given intravenously to reverse acute rejection of…
- Visual acuity test This test measures how well you see at various distances. It is the familiar eye chart test. The eye chart…
- Newborn test, Brazelton A widely used test of the newborn baby as to their neurologic status and developmental progress. The…