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).
Obstruction
Blockage of a passageway. See, for example: Airway obstruction; Intestinal obstruction
Read the definitionRandom terms
Show more- Nervous system, human The sum total of the tissues that record and distribute information within a person, and does so by…
- Breast G=4 cel ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our Breast Main…
- Diagnosis, retrospective See: Retrodiagnosis
- Phenotype, Klippel-Feil See: Klippel-Feil sequence
- Shock, secondary Shock that occurs as a side effect of another problem, such as a crushing injury or heart attack.
- Subacute spongiform encephalopathy See: Gerstmann-Straussler-Scheinker syndrome
- Syndrome, sick sinus Symptoms of dizziness, confusion, fainting, and heart failure due to a problem with the sinus node of the…
- Myc- The plural of mycelium.
- Longitudinal study A study done over the passage of time. For example, a longitudinal study of children with Down syndrome…
- Hepatic An artery that distributes blood to the liver, pancreas and gallbladder as well as to the stomach and…
- Abrin A phytotoxin (plant poison) found in the seeds of a plant called the rosary pea or jequirity pea. These seeds…
- Hexalen Brand name of altretamine. For more information, see: altretamine