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).
Catamenia
Menstruation
Read the definitionRandom terms
Show more- Lysine An amino acid, one of the 20 building blocks of protein. A dietary essential amino acid, lysine is present in…
- Biceps The biceps is a muscle that has two heads or origins. In Latin, biceps means two-headed and is derived from…
- CM (coccidioidomycosis) A disease due to a fungus called Coccidioides immitis. About 40% of people infected with this fungus develop…
- Colon cancer Colon cancer: A malignancy that arises from the inner lining of the colon. Most, if not all, of these cancers…
- GFAP Glial fibrillary acidic protein. The degenerative brain condition called Alexander disease is caused by…
- Cataract, supranuclear A cataract just above the center (the nucleus) of the lens. See: Cataract
- Category 1 storm See: Category two hurricane.
- LLL Acronym for the left lower lobe (of the lung). The left lung has but two lobes. The other lobe is the left…
- Vaccination, infectious hepatitis See Immunization, hepatitis A.
- Soporific Something such as a drug that causes or induces profound sleep. Tending to cause sleep or to dull the sense…
- Alpha-fetoprotein (AFP) AFP is a plasma protein that is normally produced by the fetus. It serves as the basis for some useful tests…
- Gastrostomy A surgical opening into the stomach. This opening may be used for feeding usually via a feeding tube called a…