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).
Placenta accreta
The abnormal adherence of the chorionic villi (vascular fingers of the chorion, a part of the placenta) to the myometrium (the muscle of the uterus), . Normally there is tissue intervening between the chorionic villi and the myometrium but…
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Show more- Chromosomes The microscopically visible carriers of the genetic material. They are composed of deoxyribonucleic acid…
- Triphalangeal Having three phalanges in a digit normally composed of only two
- Down syndrome critical region Down syndrome critical region: (Abbreviated DSCR) A region on the long (q) arm of chromosome 21 thought to be…
- Colon cancer risk See: Colon cancer family history
- Disease Illness or sickness often characterized by typical patient problems (symptoms) and physical findings (signs)…
- Phe Phenylalanine. See also: Amino acid symbols
- Brazelton newborn test A widely used test of the newborn baby as to their neurologic status and developmental progress. The…
- TLSO Thoracolumbosacral orthosis. This is one of two main types of braces used to correct the lateral (sideways)…
- Rash, chickenpox Rash, chickenpox: Chickenpox is characterized by a rash, often the first sign of the disease. The rash of…
- Charles Bell See: Bell, Charles
- Quater in die (on prescription) Seen on a prescription, qid (or q.i.d.) means 4 times a day (from the Latin quater in die). The abbreviation…
- Malignant giant cell tumor A type of bone tumor characterized by massive destruction of bone near the end (epiphysis) of a long bone…