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).
Lymphocytic leukemia, acute (ALL)
Leukemia, acute (ALL): A rapidly progressing form of leukemia in which there are too many very young (immature) white blood cells called lymphoblasts in the bloodstream and bone marrow. ALL is spoken not as the word 'all', but as the three…
Read the definitionRandom terms
Show more- ADR Adverse drug reaction. See: Adverse reaction..
- Liquid diet The Liquid diet is the restriction of solid food intake, and replacement of solid food with liquids. In…
- Carpal tunnel syndrome Carpal tunnel syndrome: A type of compression neuropathy (nerve damage) caused by compression and irritation…
- Technology, recombinant DNA A series of procedures used to join together (recombine) DNA segments. A recombinant DNA molecule is…
- Toe, turf See: Turf toe
- Lacrimation One of the main types of encephalitis caused by an arbovirus in the US. An arbovirus is a virus that is…
- Offspring The offspring are strictly speaking the progeny, or young, born to a person. In a larger sense, the offspring…
- Sting, Africanized bee All stings from bees (and other large stinging insects such as yellow jackets, hornets and wasps) can trigger…
- WBS Wiedemann-Beckwith syndrome. See: Beckwith-Wiedemann syndrome
- Orthopnea The inability to breathe easily unless one is sitting up straight or standing erect
- Abdomen, acute The abrupt (acute) onset of abdominal pain. A potential medical emergency, an acute abdomen may reflect a…
- Nasal Having to do with the nose. Nasal drops are intended for the nose, not (for example) the eyes. The word…