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).
Artery, pulmonary
See: Pulmonary artery
Read the definitionRandom terms
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- Variolation The old practice of inoculating someone with the virus of smallpox to produce immunity to the disease. Lady…
- Compound 118 Trade name of the insecticide aldrin. See: Aldrin and dieldrin
- Mortality, infant The death of an infant before his or her first birthday. The infant mortality rate is, by definition, the…
- Down syndrome critical region Down syndrome critical region: (Abbreviated DSCR) A region on the long (q) arm of chromosome 21 thought to be…
- Chargaff rule The rule that in DNA there is always equality in quantity between the bases A and T and between the bases G…
- Dysmorphic feature A body characteristic that is abnormally formed. A malformed ear, for example, is a dysmorphic feature…
- Allopathic Pertaining to allopathy (conventional medicine). The term was coined in 1842 by C.F.S. Hahnemann to designate…
- Defect, ventricular septal (VSD) A hole in the septum (the wall) between the lower chambers of the heart (the ventricles). Ventricular Septal…
- Cough suppressant A drug used to control coughing, particularly with a dry, nagging, unproductive cough
- Cancer, ovarian Cancer of the ovary, the egg sac of females. The anatomic location of the ovaries: NTER>Most ovarian growths…
- Tomography, computerized axial Pictures of structures within the body created by a computer that takes the data from multiple X-ray images…