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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Juvenile myelomonocytic leukemia
Leukemia: Abbreviated JMML. A rare cancer of the myeloid cells in the bone marrow, accounting for less than 1% of all childhood leukemia. JMML is most common in children under four years of age, especially those with genetic disorders…
Read the definitionRandom terms
Show more- Hydrocephalus Hydrocephalus: Hydrocephalus is an abnormal buildup of cerebrospinal fluid (CSF) in the ventricles of the…
- Marasmus Wasting away, as occurs with children who have kwashiorkor. Also called cachexia, is usually a result of…
- Homotrisomy Trisomy of the same chromosome. The occurrence of two children in the same family with trisomy 21 is an…
- Aplasia of the breast Breast: A rare condition wherein the normal growth of the breast or nipple never takes place. They are…
- IFA Indirect immunofluorescence assay
- Occupational disease A disease due to a factor in a person's occupation. For example, lung disease in miners. Occupational…
- H. flu immunization This immunization is designed to prevent disease due to Haemophilus influenzae (H. flu), specifically…
- Pasteur, Louis French chemist and biologist (1822-1895) who invented pasteurization, developed the germ theory, founded the…
- Spinal cord disease in diabetes Involvement of the spinal cord in people with diabetes. Most of the neurologic attention in diabetes mellitus…
- Scoliosis, structural A fixed lateral (sideway) curve of the spine. Structural scoliosis often occurs from unknown factors without…
- Rib, false One of the last 5 pairs of ribs. A rib is said to be 'false' if it does not attach to the sternum (the breast…
- Bag of waters Popular name for the amniotic sac together with the amniotic fluid within it. The amniotic sac is formed by…