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).
Secondary pulmonary arterial hypertension
See: Pulmonary hypertension
Read the definitionRandom terms
Show more- Pain, back Pain felt in the low or upper back. There are many causes of back pain. Pain in the low back can relate to…
- Membranous nephropathy A frequent type of primary glomerular disease -- a disease affecting the glomerulus, the tiny ball-shaped…
- Endonuclease An enzyme that cleaves a nucleic acid (DNA or RNA) at specific internal sites in the nucleotide base sequence
- Optic Having to do with vision.
- Radiation menopause Menopause: Menopause induced by radiation. Radiation menopause is a type of 'induced menopause', menopause…
- D (domain) Abbreviation for domain, a discrete portion of a protein with its own function. The combination of domains in…
- Urethroscope A device for examining the inside of the urethra
- Tumor registry Recorded information about the status of patients with tumors. Although a registry was originally the place…
- Myotonic dystrophy An inherited disease in which the muscles contract but have decreasing power to relax -- this phenomenon is…
- Agent Orange An herbicide and defoliant containing 2,4-D and 2,4,5-T and trace amounts of dioxin. Agent Orange was used as…
- Third and fourth pharyngeal pouch syndrome See: DiGeorge syndrome
- Vein, mesenteric One of the large veins which return blood from the intestines. The inferior (lower) mesenteric vein empties…