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).
Pneumonia
Pneumonia: Inflammation of one or both lungs with consolidation. Pneumonia is frequently but not always due to infection. The infection may be bacterial, viral, fungal or parasitic. Symptoms may include fever, chills, cough with sputum…
Read the definitionRandom terms
Show more- Fredrickson See: Fredrickson, Donald
- Laryngeal nerve, recurrent One of the best known branches of the vagus nerve, a very long nerve that originates in the brainstem. After…
- Phimosis A condition whereby the foreskin of the penis is too tight. The penis itself consists of a cylindrical shaft…
- Mastectomy, prophylactic Removal of one or both breasts without the current presence of cancer. This surgery is sometimes chosen as a…
- Pressure urticaria A common type of hives (urticaria) that occurs after the skin has been under pressure, often the feet after…
- Fear of sharks Excessive and persistent fear of sharks is termed galeophobia. Sufferers from this phobia experience anxiety…
- Insufficiency, aortic See: Aortic insufficiency
- Terminal ileitis Crohn's disease, a chronic inflammatory disease of the intestine involving only the end of the small…
- Genetic counseling An educational counseling process for individuals and families who have a genetic disease or who are at risk…
- Cutaneous Relating to the skin. As, for example, in cutaneous allodynia, a cutaneous papilloma, and cutaneous…
- Autoantibody An antibody directed against the patient's own body tissue
- Water 1. A tasteless odorless colorless liquid with the chemical formula H2O.2. The liquid which forms rain…