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).
Uroporphyrinogen decarboxylase deficiency
See: UROD deficiency
Read the definitionRandom terms
Show more- Eastern equine encephalitis Abbreviated EEE. A mosquito-born viral disease. The EEE virus normally is found in freshwater swamp birds and…
- Unconscious 1. Interruption of awareness of oneself and one's surroundings, lack of the ability to notice or respond to…
- Neuroblastoma Neuroblastoma: A leading childhood form of cancer that arises in the adrenal gland or in tissue in the…
- Gestation Period of time from conception to birth
- Adenopathy Large or 'swollen' lymph nodes. Synonymous with lymphadenopathy
- Menstruation, anovular Menstruation without ovulation. The egg stays within the ovary and usually disintegrates but sometimes it is…
- Traumatic alopecia Hair loss caused by injury to the scalp. Traumatic alopecia is usually caused by grooming methods that…
- Goodman syndrome A genetic syndrome characterized by acrocephalosyndactyly -- birth defects involving the head and face and…
- Perimenopause The menopause transition. Perimenopause begins about 6 years before the natural menopause. This is a time…
- Phlebotomy Obtaining blood from a vein. In the old days, this was done by incising (cutting) a vein and just letting the…
- Valve, aortic One of the four valves in the heart, this valve is situated at exit of the left ventricle of the heart where…
- Hospital-acquired infection An infection caught while hospitalized. The medical term for a hospital-acquired infection is 'nosocomial.'…