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).
Vaccinia keratitis
Infection of the cornea due to implantation of vaccinia virus from a smallpox vaccination. People with pre-existing eye disease (particularly inflammatory diseases of the lids, conjunctiva and cornea) are particularly prone to implantation…
Read the definitionRandom terms
Show more- Selenocysteine An amino acid in which selenium takes the place of sulfur in the amino acid cysteine. Its formula is…
- Syndrome, acute brain See: Delirium
- Leg, lower The lower leg is the bottom segment of the leg: the part below the knee. The lower leg contains two long…
- Thrombus A blood clot in a blood vessel or within the heart. From the Greek thrombos meaning a lump or clump, or a…
- Analbuminemia 1. Properly, an absence of albumin from the blood.2. More loosely, a low level of albumin in the blood…
- Ocean itch An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Bile acid resin Bile acid resins are substances that bind in the intestines with bile acids that contain cholesterol and are…
- Erb paralysis See: Erb palsy
- OSHA The Occupational Safety and Health Administration, an agency of the US government under the Department of…
- Pauling See: Pauling, Linus
- PCP Pneumocystis carinii pneumonia. A parasitic infection of the lungs that is particularly common and…
- Dizziness Dizziness: Painless head discomfort with many possible causes including disturbances of vision, the brain…