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).
Malformation, congenital
A physical defect present in a baby at birth, irrespective of whether the defect is caused by a genetic factor or by prenatal events that are not genetic. In a malformation, the development of a structure is arrested, delayed, or…
Read the definitionRandom terms
Show more- Stoma An opening into the body from the outside created by a surgeon
- Tube, endotracheal A flexible plastic tube that is put in the mouth and then inserted down into the trachea (the airway). The…
- Avian tuberculosis See: Tuberculosis, avian
- Microvascular surgery Surgery on very small blood vessels such as those only 3 to 5 millimeters in diameter. Microvascular surgery…
- Tongue, anterior See: Anterior tongue
- Jewish penicillin Chicken soup. If not really a form of penicillin,' chicken soup may, in fact, have some therapeutic merit. A…
- Pin1 An enzyme that permits brain cells to function normally. Pin1 may also protect against Alzheimer's disease…
- Transfer RNA (tRNA) A class of RNA that has triplet nucleotide sequence complementary to the triplet nucleotide coding sequences…
- Choana (Plural: choanae) The passageway from the back of one side of the nose to the throat. There are two choanae…
- Heart-lung machine A machine that does the work both of the heart (pump blood) and the lungs (oxygenate the blood). Used, for…
- Postoperative After surgery. As opposed to preoperative, before surgery
- Genome Database The Genome Database (GDB) is the official central repository for genomic mapping data resulting from the…