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).
Postural hypotension
A drop in blood pressure (hypotension) due to a change in body position (posture) when a person moves to a more vertical position: from sitting to standing or from lying down to sitting or standing. Postural hypotension is more common in…
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Show more- SEER The Surveillance, Epidemiology, and Ends Results (SEER) program that maintains statistics on cancer in the…
- Anxiety disorder A chronic condition characterized by an excessive and persistent sense of apprehension with physical symptoms…
- Papillomatosis A disorder with numerous papillomas wart growths). For example, laryngeal papillomatosis is the presence of…
- Aerophobia An abnormal and persistent fear of flying. Sufferers experience severe anxiety even though they usually…
- Ankle pain Pain in the ankle, a 'hinged' joint. Ankle pain is commonly due to a sprain or tendinitis. The severity of…
- Achromatopsia An hereditary disorder of sight due to a lack of cone vision - that type of vision provided by the cone…
- Urge incontinence A sudden involuntary contraction of the muscular wall of the bladder causing urinary urgency, an immediate…
- Chromosomes The microscopically visible carriers of the genetic material. They are composed of deoxyribonucleic acid…
- Pressure hives See Pressure urticaria
- Beard ringworm Ringworm: A superficial fungal infection of the skin, affecting the bearded area of the face and neck, with…
- Peer review Scrutiny by one's peers (equals). Peer-reviewed articles appearing in medical journals have been scrutinized…
- Delirium tremens A neurological symptom of alcohol withdrawal seen in chronic alcoholism, with includes symptoms of psychosis…