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).
Proctitis
Inflammation of the rectum. This may be due to a considerable number of causes, among them infectious agents and ulcerative colitis. Infectious proctitis is often due to agents such as Chlamydia trachomatis, Neisseria gonorrheae (the…
Read the definitionRandom terms
Show more- Branched-chain ketoaciduria See: Maple syrup urine disease
- Amyotrophic lateral sclerosis 6 ALS6. A form of amyotrophic lateral sclerosis (ALS) inherited in an autosomal dominant manner due to mutation…
- Index, body mass (BMI) An index that relates body weight to height. The body mass index (BMI) is obtained by dividing a person's…
- Oromandibular dystonia Oro- refers to the mouth and mandibular refers to the lower jaw. Oromandibular dystonia affects the muscles…
- Sutton law See: Sutton's law
- Cranial nerve, fifth The fifth cranial nerve is the trigeminal nerve. The trigeminal nerve is quite complex. It functions both as…
- Differentiation therapy Differentiation therapy: An approach to the treatment of advanced or aggressive malignancies in which the…
- Atonic seizure A seizure in which the person suddenly loses muscle tone and strength and, unless supported, falls down. Also…
- Glucocentric Focused on glucose, particularly to the exclusion of other factors. As in 'We have a body of evidence and the…
- Iliac horns Symmetrical bilateral central posterior iliac processes. In other words, horn-like malformations of the crest…
- Lamin A/C The lamin family of proteins that make up the nuclear lamina, a matrix of protein located next to the inner…
- Amathophobia An abnormal and persistent fear of dust. Sufferers experience anxiety even though they realize dust poses no…