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).
Measles immunization
The standard MMR vaccine is given to prevent measles, mumps and rubella (German measles). The MMR vaccine is now given in two dosages. The first should be given at 12-15 months of age. The second vaccination should be given at 4-6 years…
Read the definitionRandom terms
Show more- Aneuploidy One or a few chromosomes above or below the normal chromosome number. For example, three number 21…
- Vaccinia keratitis Infection of the cornea due to implantation of vaccinia virus from a smallpox vaccination. People with…
- Belly pain Pain in the abdomen. See: Abdominal pain
- Gene, housekeeping See: Housekeeping gene
- Pronation A type of foot that rolls far inward during the weight-bearing phase of the stride. This type of foot is…
- Natriuresis The excretion of an excessively large amount of sodium in the urine. Natriuresis is similar to diuresis (the…
- Node Literally a knot, a node is a collection of tissue. For example a lymph node, is a collection of lymphoid…
- RTS See Rett syndrome.
- Therapy, hormone replacement (HRT) The combination therapy of estrogen plus progestogen, termed hormone replacement therapy (HRT). Estrogen…
- ECG Abbreviation for electrocardiogram or EKG. The K is from 'kardio' (in German)
- Analgesic drug A drug designed to control pain. Analgesic comes from the Greek an-, without + algesis, sense of pain =…
- Morton toe See: Morton's syndrome