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).
Syndrome, toxic shock
A grave condition occurring predominantly in menstruating women using tampons, toxic shock is characterized by a highly toxic state (with sudden high fever, vomiting, diarrhea, muscle aching) followed by low blood pressure (hypotension)…
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Show more- Septicemia Systemic (bodywide) illness with toxicity due to invasion of the bloodstream by virulent bacteria coming from…
- Muscle, ciliary One of the muscles that relax the zonules to enable the lens to change shape for focusing. The zonules are…
- Organic dust toxic syndrome A flu-like illness due to the inhalation of grain dust with symptoms including fever, chest tightness, cough…
- Plodia interpunctella See: Meal moth
- Nephrosclerosis Hardening (sclerosis) of the kidney usually due to disease of the blood vessels in it from atherosclerosis.
- Cleidocranial dysostosis >Absent or incompletely formed collar bones (the 'cleido-' part refers to the clavicles, the collar bones)…
- Major anxiety disorder >panic disorder; >obsessive-compulsive disorder; >PTSD (post-traumatic stress disorder); >social phobia…
- Pericardial effusion Too much fluid within the pericardium, the fibrous sac that surrounds the heart. The pericardium normally…
- Endoscopy, upper A common type of endoscopy is upper endoscopy, also called esophagogastroduodenoscopy (EGD). In this…
- H. floresiensis See: Homo floresiensis
- Myocardium The heart muscle.
- Hematoma, extradural See: Epidural hematoma