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).
Mitral valve prolapse
Mitral valve prolapse: Drooping down or abnormal bulging of the mitral valve's cusps backward into the atrium during the contraction of the heart. Mitral valve prolapse is often an asymptomatic condition but it may be marked by mitral…
Read the definitionRandom terms
Show more- Cancer, oral Cancer of the mouth area. A sore in the mouth that does not heal can be a warning sign of oral cancer. A…
- Tuberculous Pertaining to tuberculosis. Affected by tuberculosis. Caused by Mycobacterium tuberculosis. As in tuberculous…
- Photosensitivity In medicine, increased sensitivity of the skin to light and other sources of UV.Photosensitivity commonly…
- Neurone A variant spelling of neuron. Sometimes preferred in the UK, as in 'His suffering from motor neurone disease…
- Punch biopsy A biopsy performed using a punch, an instrument for cutting and removing a disk of tissue. For example, a…
- HSP Henoch-Schonlein purpura. See: Schonlein-Henoch purpura
- Cyclooxygenase-2 See: Cox-2
- Developmental dyspraxia A pattern of delayed, uneven, or aberrant development of physical abilities during childhood development. The…
- CRP An intestinal infection characterized by diarrhea caused by a microscopic parasite, Cryptosporidium parvum…
- Metapneumovirus, human See: Human metapneumovirus
- Implant, cochlear See: Cochlear implant
- Reflux laryngitis Reflux laryngitis: Inflammation of the voice box (the larynx) caused by stomach acid backing up into the…