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).
Beat, premature
See: Extrasystole
Read the definitionRandom terms
Show more- Aging, National Institute on One of the US National Institutes of Health (NIH). The mission of the National Institute on Aging is to 'lead…
- Birt Hogg Dube syndrome See: Birt-Hogg-Dube syndrome
- Anomia A problem with word finding. Impaired recall of words with no impairment of comprehension or the capacity to…
- Tardive dyskinesia A procedure that uses computers to create a 3-dimensional picture of the tumor in order to target the tumor…
- Failure, heart Inability of the heart to keep up with the demands on it and, specifically, failure of the heart to pump…
- Ricketts, Howard T. American pathologist and pioneering infectious disease expert (1871-1910) who was the first to establish the…
- Social worker, clinical See: Licensed clinical social worker
- Ileocolitis, Crohn Crohn disease involving both the ileum (the furthest part of the small intestine just before the colon) and…
- Pathognomonic A sign or symptom that is so characteristic of a disease that it makes the diagnosis. For example, Koplik's…
- Hypertrophic cardiomyopathy See: Giant hypertrophic gastritis.
- Psychosis In the general sense, a mental illness that markedly interferes with a person's capacity to meet life's…
- Deja vu (In French, dejà vu means 'already seen.' and the word dejà has an acute accent on the e and a grave accent…