MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Disease, chronic obstructive pulmonary (COPD)
Any disorder that persistently obstructs bronchial airflow. COPD mainly involves two related diseases -- chronic bronchitis and emphysema. Both cause chronic obstruction of air flowing through the airways and in and out of the lungs. The…
Read the definitionRandom terms
Show more- Pathobiology Pathology, with emphasis on the pathophysiological and pathogenetic mechanisms underlying human disease
- Tinea unguium >People with diabetes; >People with disease of the small blood vessels (peripheral vascular disease); and…
- Intrauterine growth retardation A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- BAC Abbreviation for bacterial artificial chromosome. An artificially created chromosome in which medium-sized…
- Medical helminthology The field of medicine that pertains to helminths (worms) capable of disease in people. For more about these…
- Microhematuria Hematuria means blood in the urine and microhematuria refers to hematuria that is visible only under a…
- B. quintana Also called Rochalimaea quintana), Bartonella quintana is an unusual rickettsial organism that can multiply…
- Poikiloderma congenita Better known as the Rothmund-Thomson syndrome, this is an hereditary disease characterized by progressive…
- Vitamin therapy The use of vitamins to prevent or cure disease. Many physicians are now recognizing the beneficial uses of…
- Knee, secretary's The patellofemoral syndrome (PFS), the commonest cause of chronic knee pain. PFS characteristically causes…
- Resistance, insulin See: Insulin resistance
- Typhus, African tick One of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky Mountain spotted…