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).
Koplik's spots
Little spots inside the mouth that are highly characteristic of the early phase of measles (rubeola). The spots look like a tiny grains of white sand, each surrounded by a red ring. They are found especially on the inside of the cheek (the…
Read the definitionRandom terms
Show more- Spina bifida A birth defect (a congenital malformation) in which there is a bony defect in the vertebral column so that…
- Otitis interna Inflammation of the inner ear. Sometimes used as a synonym for labyrinthitis, inflammation of the labyrinth…
- Cox-1 inhibitor An agent that inhibits the action of the enzyme cox-1 (cyclooxygenase-1). The common anti-inflammatory drugs…
- Dopamine An important neurotransmitter (messenger) in the brain. Dopamine is classified as a catecholamine (a class of…
- Syndrome, ichthyosis-keratitis-deafness See Keratitis-ichthyosis-deafness syndrome
- Hypogeusia A reduced ability to taste things (to taste sweet, sour, bitter, or salty substances). Some people cannot…
- Cystic hernia See: Cystocele
- Spermatogonial stem cell See: Sperm stem cell
- Ubiquinone See: Coenzyme Q10
- Cancer registry A register designed to collect information about the occurrence (incidence) of cancer, the types of cancers…
- Remission induction chemotherapy See Induction therapy
- Deep vein thrombosis Deep vein thrombosis: A blood clot (thrombus) in a deep vein in the thigh or leg. The clot can break off as…