MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Glutamic acid
An amino acid, one of the 20 building blocks of protein. A nonessential amino acid, glutamic acid is present in many animal and plant proteins. It is involved in ammonia metabolism and serves as a neurotransmitter. Glutamic acid was…
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Show more- Glutathione S-transferase omega-1 An enzyme that remarkably influences the age of onset of symptoms of two common degenerative brain disorders…
- Prepuce The fold of skin that covers the head of the penis. Also known as the foreskin. Only about 1 in every 20 boys…
- Chromosome, acrocentric An abnormal chromosome that is distinctive in appearance but not fully identified. A marker chromosome is not…
- B. coli The protozoan parasite Balantidium coli. See: Balantidium
- Dumping syndrome A group of symptoms that occur when food or liquid enters the small intestine too rapidly. These symptoms…
- Bad air Any air considered noxious. Today, air filled with tobacco smoke might be considered 'bad air.' So might air…
- Animal-to-human transplant Transplant: See Xenotransplantation
- Lung cancer, non-small cell Lung cancer, non-small cell: Cancer of the lung which is not of the small cell carcinoma (oat cell carcinoma)…
- Case-fatality proportion The number of cases of a disease ending in death compared to the number of cases of the disease. Usually…
- Carb Slang for carbohydrate. Mainly sugars and starches, together constituting one of the three principal types of…
- CF 1. Cystic fibrosis, one of the most frequent and serious genetic diseases, CF affects the exocrine glands and…
- Period, gestation The period of development of the young from the time of conception until birth. For humans the full gestation…