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).
Essential fatty acid
An unsaturated fatty acid that is essential to human health, but cannot be manufactured in the body. There are three types of essential fatty acids (EFAs): arachnoidic acid, linoleic acid, and linolenic acid. When obtained in the diet…
Read the definitionRandom terms
Show more- Corpus luteum cyst This type of functional ovarian cyst occurs after an egg has been released from a follicle. After this…
- Overgrowth Just what it sounds like: excessive growth
- BTE Behind-the-ear. See also: Behind-the-ear hearing aid
- Kalemia The presence of potassium in the blood. The word 'kalemia' is seldom used today although it is the basis for…
- Allergy and Infectious Diseases, National Inst. One of the U.S. National Institutes of Health (NIH), the mission of the NIAID is 'to support and conduct…
- CABG, off-pump See: Off-pump CABG
- Bilharziasis A parasite infection by a trematode worm acquired from infested water. Also known as schistosomiasis. Species…
- Auditory perception The ability to identify, interpret, and attach meaning to sound
- Hand-foot-and-mouth syndrome Hand-foot-and-mouth syndrome: A clinical pattern consisting of a rash on the hands and feet and in the mouth…
- McClintock, Barbara (1902-1992) American geneticist who won the 1983 Nobel Prize in Physiology or Medicine for her discovery of…
- Unit, international (IU) An international unit (IU) is an internationally accepted amount of a substance. This type of measure is used…
- Slipped vertebra See: Spondylolisthesis