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).
Histiocytosis, Hand-Schuller-Christian
A disease in which histiocytes start to multiply and attack the tissues or organs of the patient. The disease usually affects children age 2 to 5, less often older children and adults. The most frequent sites of bony involvement are the…
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Show more- Pseudomonas infection Infection usually with Pseudomonas aeruginosa, the versatile 'blue-green pus bacteria' that opportunistically…
- Sweats, night Severe hot flashes which occur at night and result in a drenching sweat. Night sweats have many possible…
- Food irradiation A food safety technology designed to eliminate disease-causing germs from foods. Treating food with ionizing…
- Chromosome 1 The largest human chromosome, comprising approximately 10% of the human genome. Chromosome 1 contains over…
- Counter, Geiger See: Geiger counter
- Disease, Fahr This syndrome described in 1930 by T. Fahr is a genetic (inherited) neurological disorder characterized by…
- Tocus Labor, childbirth. Directly from the Greek 'tokos' meaning childbirth
- Pericardial effusion Too much fluid within the pericardium, the fibrous sac that surrounds the heart. The pericardium normally…
- Patho- Pathology, with emphasis on the pathophysiological and pathogenetic mechanisms underlying human disease.
- Leuk- Prefix meaning white, as in leukemia. Leuk-and leuko-, the form used before a consonant, come from the Greek…
- Blood group An inherited feature on the surface of the red blood cells. A series of related blood types constitute a…
- Seizure, clonic See: Clonic seizure