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).
Youth
The time between childhood and maturity. (Unfortunately, as the songwriter Sammy Cahn noted, 'youth is wasted on the young.'
Read the definitionRandom terms
Show more- Hypotonia Decreased tone of skeletal muscles. In a word, floppiness. Hypotonia is a common finding in cerebral palsy…
- Pacemaker, natural Pacemaker, natural: The natural pacemaker of the heart is the sinus node, one of the major elements in the…
- Forestier disease A form of degenerative arthritis characteristically associated with flowing calcification along the sides of…
- Cancer causes A greater-than-expected number of cancer cases that occurs within a group of people in a geographic area over…
- STL3 Stickler syndrome, type III. See: Stickler syndrome
- Vasculitis, retinal Vasculitis, retinal: The retina is the portion of the eye that contains the nerves of sensation that perceive…
- Drug-induced liver disease Drug-induced liver disease: Drug-induced liver diseases are diseases of the liver that are caused by…
- Type II error The statistical error (said to be 'of the second kind' or beta error) made in testing an hypothesis when it…
- Chickenpox immunization Immunization designed to prevent or lessen the severity of the common disease known as chickenpox. The…
- Ovariectomy The removal of one or both ovaries. Also called an oophorectomy
- MECP2 (methyl-CpG-binding protein-2) An enzyme which, when mutated, results in RTT (Rett syndrome), a genetic disease that is a uniform and…
- Hoarseness Hoarseness: Hoarseness is a term referring to abnormal voice changes. Hoarseness may be manifested as a voice…