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).
Infantile spasms
A seizure disorder of infancy and early childhood with the onset predominantly in the first year of life of myoclonic seizures, hypsarrhythmia (abnormal, chaotic electroencephalogram), and mental retardation. The spasms are sudden, brief…
Read the definitionRandom terms
Show more- Antigen-presenting cell A cell that can 'present' antigen in a form that T cells can recognize it. The cells that can 'present'…
- Period, incubation In medicine, the time from the moment of exposure to an infectious agent until signs and symptoms of the…
- Uterine rupture A tear of the uterus, an uncommon but very serious situation that may result in hysterectomy, urologic…
- Mismatch repair A system within the cell for correcting errors in DNA that works by detecting and replacing bases in the DNA…
- Jamais vu From the French, meaning 'never seen'. The illusion that the familiar does not seem familiar. The opposite of…
- CT, Ultrafast Electron beam computerized tomography (EBCT), a new (and controversial) noninvasive test for the detection of…
- SIDS (sudden infant death syndrome) The sudden and unexpected death of a baby with no known illness, typically affecting sleeping infants between…
- Indolent lymphoma A lymphoma that tends to grow and spread slowly, in contrast to an aggressive lymphoma which tends to grow…
- Menopause, surgical Menopause, surgical: Surgical menopause is, not unexpectedly, menopause induced by surgery. Surgical…
- Erythrophobia An abnormal and persistent fear of blushing. Sufferers of erythrophobia experience undue anxiety even though…
- Hepatitis F It was formerly believed that a virus isolated from rare blood samples was able to cause hepatitis, and this…
- AANAT The synbol for the enzyme arylalkylamine N-acetyltransferase and for the gene that encodes it. AANAT is…