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).
Diesel exhaust particle
A respirable particle produced during the compression ignition of diesel fuel. Diesel particles are composed of elemental and organic carbon compounds as well as trace amount of other elements with toxic properties including transition…
Read the definitionRandom terms
Show more- AML Acute myeloid leukemia 1 gene. See: Runx-1.
- Syndrome, Lennox See: Lennox syndrome
- Hyperpigmentation Dark spots on the skin. Hyperpigmentation is primarily a cosmetic concern that can be covered with make-up…
- Ear canal, self-cleaning Most of the time the ear canals are self-cleaning, that is, there is a slow and orderly migration of ear…
- Nijmegen breakage syndrome A genetic disease named for the city of Nijmegen (in The Netherlands) with increased chromosome breakage…
- System, immune A complex system that is responsible for distinguishing us from everything foreign to us, and for protecting…
- Bullous Characterized by blistering, such as in a second-degree burn. Bullous is the adjective for bulla. A bulla is…
- Storm supplies kit The onshore rush of sea or lake water caused primarily by the high winds that are associated with a…
- Scorbutus Scurvy. Ascorbic acid was so-named because it prevents scorbutus (scurvy). See also: Paprika
- Clonic seizure A seizure in which there are generalized clonic contractions with the entire body jerking, but without a…
- Hygiene The science of preventive medicine and the preservation of health. From the name of Hygeia, the daughter of…
- Oto- An otoacoustic emission test (OAE) measures an acoustic response that is produced by the inner ear (cochlea)…