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).
Pulmonary embolism
Pulmonary embolism: The obstruction of the pulmonary artery or a branch of it leading to the lungs by a blood clot, usually from the leg, or foreign material causing sudden closure of the vessel. (Embolus is from the Greek 'embolos'…
Read the definitionRandom terms
Show more- Allergy, honey bee See: Honey bee allergy
- Scan, computerized axial tomography Pictures of structures within the body created by a computer that takes the data from multiple X-ray images…
- Disease, Castleman A disorder of lymphoid tissue (lymphadenopathy) with massive overgrowth (hyperplasia) of lymph nodes…
- William Dobelle A genetic disorder characterized by mild mental retardation, unique personality characteristics, unusual…
- Chargaff rule The rule that in DNA there is always equality in quantity between the bases A and T and between the bases G…
- Amputation Removal of part or all of a body part enclosed by skin. For example, removal of part of a finger or an entire…
- Jumper's knee See: Patellar tendonitis
- Miller's lung A type of allergic inflammation of the lungs (hypersensitivity pneumonitis) in people who are hypersensitive…
- Biological response modifiers S): Substances that stimulate the body's response to infection and disease. The body naturally produces small…
- Gorlin syndrome Name sometimes used for the LEOPARD syndrome which Dr. Robert J. Gorlin and colleagues recognized and…
- Ejaculatory duct A canal in the male formed by union of the vas deferens and the duct from the seminal vesicle. The…
- Endemic Present in a community at all times but in relatively low frequency. Something that is endemic is typically…