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).
Left ventricle
The left lower chamber of the heart that receives blood from the left atrium and pumps it out under high pressure through the aorta to the body
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Show more- Acute renal failure Sudden and often temporary loss of kidney function. Also called acute kidney failure. As opposed to chronic…
- Gonad A reproductive gland (ovary or testis) that produces germ cells (gametes). In embryonic life, the gonad in…
- Anorgasmia Failure to achieve orgasm (climax) during sexual intercourse. Anorgasmia can result from many causes…
- Transplant, renal Replacement of a diseased, damaged, or missing kidney with a donor kidney. Also called a kidney transplant…
- Alveolar Pertaining to the alveoli, the tiny air sacs in the lungs. The exchange of oxygen and carbon dioxide takes…
- Recombinant DNA Advisory Committee (RAC) The National Institutes of Health (NIH) panel that oversees gene-therapy research in the U.S
- Neuropathic pain Neuropathic pain: Chronic pain resulting from injury to the nervous system. The injury can be to the central…
- Motulsky dye test A test for glucose 6-phosphate dehydrogenase deficiency (G6PD), a cause of anemia and the most common enzyme…
- Sleeping disease A neurological disorder marked by a sudden recurrent uncontrollable compulsion to sleep. Also known as…
- Hypoglossal neuropathy Disease of the hypoglossal nerve, the twelfth cranial nerve. The twelve cranial nerves, the hypoglossal nerve…
- Diverticulosis/diverticulitis and fiber Fiber: High fiber diets help delay the progression of diverticulosis and, at least, reduce the bouts of…
- Inversion, chromosome A chromosome segment is clipped out, turned upside down and reinserted back into the chromosome. A chromosome…