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).
Urine
Liquid waste. The urine is a clear, transparent fluid. It normally has an amber color. The average amount of urine excreted in 24 hours is from 40 to 60 ounces (about 1,200 cubic centimeters). Chemically, the urine is mainly an aqueous…
Read the definitionRandom terms
Show more- RNA silencing See: RNA inactivation; and RNA interference
- Lichtenberg figures A fern-leaf pattern of reddish, painless marks on the skin that are a result of a skin reaction to a…
- Extubate To remove a tube from a hollow organ or passageway, often from the airway. The opposite of extubate is…
- Polydipsia Excessive thirst all the time. Polydipsia occurs, for example, in untreated or poorly controlled diabetes…
- Dysfunction, orgasmic See: Anorgasmia
- X-linked retinoschisis See: Juvenile retinoschisis
- Multiple system atrophy See: Shy-Drager syndrome, which is also known as multiple system atrophy with postural hypotension
- Antimetabolite A drug that is similar enough to a natural chemical to participate in a normal biochemical reaction in cells…
- Black plague In 14th-century Europe, the victims of the 'black plague' had bleeding below the skin (subcutaneous…
- Methylmalonicaciduria An inherited metabolic (biochemical) disease that causes young children to become mentally retarded. The…
- Tarantism A disease once thought to result from the bite of the tarantula spider. This extraordinary affliction was…
- Genetic discrimination The potential use of genetic information to discriminate against people in the workplace, in health…