MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Trichobezoar
A wad of swallowed hair. Also called a hairball. Trichobezoars can sometimes be found to cause blockage of the digestive system, especially at the exit of the stomach. Interestingly, in the Far East culture, trichobezoars are felt to have…
Read the definitionRandom terms
Show more- Tenormin See: Atenolol
- CT scan CT scan: Computerized tomography scan. Pictures of structures within the body created by a computer that…
- Abscess A local accumulation of pus anywhere in the body. The following are some examples of abscesses: > >A skin…
- Testis The testis (or testicle) is the male sex gland. A pair of testes are located behind the penis in a pouch of…
- Tongue cancer Cancer: Malignancy of the tongue; squamous cell carcinoma of the tongue. Risk factors include smoking…
- Gorlin syndrome Name sometimes used for the LEOPARD syndrome which Dr. Robert J. Gorlin and colleagues recognized and…
- Anterior The front, as opposed to the posterior. The anterior surface of the heart is toward the breast bone (the…
- X (in genetics) Although the letter X can be used as a symbol in various ways (such as with X-rays, the X-axis of a graph…
- Juvenile rheumatoid arthritis See: Arthritis, systemic-onset juvenile rheumatoid
- Radical dissection Removal of not only affected tissue, but also nearby tissue that may be covertly affected
- Natriuretic peptide >A-type natriuretic peptide is secreted largely by the atrial myocardium in response to dilatation. >B-type…
- Palsy, laryngeal nerve Paralysis of the larynx (voice box) caused by damage to the recurrent laryngeal nerve or its parent nerve…