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).
Chart, Snellen's
The familiar eye chart used to measure how well you see at various distances. Snellen's chart is imprinted with block letters that line-by-line decrease in size, corresponding to the distance at which that line of letters is normally…
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Show more- Diabetes insipidus Diabetes insipidus: Excessive urination and extreme thirst as a result of inadequate output of the pituitary…
- Acquired immunodeficiency syndrome AIDS. AIDS is a disease due to infection with the human immunodeficiency virus (HIV). Also referred to as…
- Phytanic acid storage disease See Refsum disease
- Community-acquired infection An infection acquired in the community. In contrast to a nosocomial (hospital-acquired) infection
- Pressure neuropathy Neuropathy: 'Pinching' a nerve by putting too much pressure on it. For example, the sciatic nerve may be…
- Acromioclavicular joint The acromioclavicular (AC) joint is located between the acromion (a projection of the scapula that forms the…
- Albuginea Tough white fibrous tissue. The tunica albuginea of the testis, for example, is the layer of dense whitish…
- Retardation, reading Reading retardation means impaired ability to read. Reading retardation is an impairment that may, for…
- Film Slang shortening of X-ray film, an X-ray, a radiograph
- Babinski sign An important neurologic examination based upon what the big toe does when the sole of the foot is stimulated…
- Corneal dystrophy A condition in which one or more parts of the cornea lose their normal clarity due to a buildup of cloudy…
- Cholangiogram, intravenous See: Intravenous cholangiogram