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).
Dysfunction, erectile
A consistent inability to sustain an erection sufficient for sexual intercourse. Also commonly known as 'impotence.' Medically, the term 'erectile dysfunction' is used to differentiate impotence from other problems that interfere with…
Read the definitionRandom terms
Show more- APL Abbreviation for acute promyelocytic leukemia, a malignancy of the bone marrow in which there is a deficiency…
- Balanitis, circinate A form of skin inflammation around the penis in males with Reiter's syndrome. The skin around the shaft and…
- Glutamate A form of glutamic acid. See: Glutamic acid
- Placenta accreta The abnormal adherence of the chorionic villi (vascular fingers of the chorion, a part of the placenta) to…
- Constrictive pericarditis Scarring of the pericardial sac. This limits the ability of the heart to function because it cannot expand…
- Rickettsiosis, vesicular See Rickettsialpox
- Bee genome See: Honey bee genome
- Biliary decompression A procedure done to remove pressure on the biliary tree and permit the normal drainage of bile
- Pre-eclampsia A condition in pregnancy characterized by abrupt hypertension (a sharp rise in blood pressure), albuminuria…
- Arcuate neuron A neuron in the arcuate nucleus of the brain. See: Arcuate nucleus
- Multiple personality disorder A neurosis in which the personality becomes dissociated into two or more distinct parts each of which becomes…
- Nerve, abducent A small motor nerve that has one task: to supply a muscle called the lateral rectus muscle that moves the eye…