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).
Pulmonary hypertension
Pulmonary hypertension: High blood pressure in the pulmonary artery that conveys blood from the right ventricle to the lungs. The pressure in the pulmonary artery is normally low compared to that in the aorta. Pulmonary hypertension can…
Read the definitionRandom terms
Show more- Tick typhus, African See Typhus, African tick
- Map, cytogenetic A genetic term referring to the visual appearance of a chromosome when stained and examined under a…
- Physicians' Desk Reference A thick volume that provides a guide to all prescription drugs available in the United States. Although not…
- Dysphoria Anxiety
- Menstruation, anovular Menstruation without ovulation. The egg stays within the ovary and usually disintegrates but sometimes it is…
- APO-1 See: FAS gene
- Artemisinin An antimalarial agent extracted from the dry leaves of the Chinese herb Artemsisia annua (qinghaosu or sweet…
- Ankle-foot orthosis A brace (usually plastic) worn on the lower leg and foot to support the ankle, hold the foot and ankle in the…
- Expectoration A big polysyllabic word for sputum or the act of bringing up and spitting out sputum. From the Latin…
- Progestin Any one of a group of steroid hormones that have the effect of progesterone
- Forensic genetics The branch of genetics that deals with the application of genetic knowledge to legal problems and legal…
- Membranous nephropathy A frequent type of primary glomerular disease -- a disease affecting the glomerulus, the tiny ball-shaped…