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- Cardioversion The conversion of one cardiac rhythm or electrical pattern to another, almost always from an abnormal to a…
- Mucopolysaccharidosis type VII Sly syndrome, due to deficiency of the enzyme beta-glucuronidase. See also Mucopolysaccharidosis
- Achondrogenesis, Langer-Saldino type See: Achondrogenesis type II
- Environmental tobacco smoke Abbreviated ETS. Secondhand smoke. See: ETS.
- Medicine, adoption Medicine for the adopted child, including pre-adoption counseling and evaluation based on a child's medical…
- Coccydynia Coccydynia: Pain in the coccyx (the tailbone). The coccyx is the small bone at the bottom of the spine very…
- Syndrome, tarsal tunnel See Tarsal tunnel syndrome
- Biofeedback A method of treatment that uses monitors to feed back to patients physiological information of which they are…
- Economy class syndrome The formation of blood clots in veins deep within the legs -- deep vein thrombosis -- occurring during (or…
- Dream, pre-sleep Also called a hypnagogic hallucination, this type of dream is characteristically vivid and occurs as one is…
- Osteomalacia Softening of bone, particularly in the sense of bone weakened by demineralization (the loss of mineral) and…
- Hybridization, nucleic acid A laboratory technique in which single-stranded nucleic acids (DNA or RNA) are allowed to interact so that…