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).
Bioterrorism
Bioterrorism: Terrorism using biologic agents. Biological diseases and the agents that might be used for terrorism have been listed by the US Centers for Disease Control and Prevention (the CDC). The list includes a sizable number of…
Read the definitionRandom terms
Show more- Ba The symbol for barium
- Mouse, deer See: Deer mouse
- Prayer of Maimonides A prayer that is said to have been written by the 12th-century physician-philosopher Moses Maimonides. Like…
- Hepatomegaly An enlarged liver. 'Hepato-' comes from the Greek 'hepatikos' (of the liver) + 'megaly' from the Greek…
- Bone, collar A horizontal bone above the first rib that makes up the front part of the shoulder. The collarbone, also…
- Antidepressant, tricyclic One of a class of medications used to treat depression. The tricyclic antidepressants are also used for some…
- Diverticulum, Meckel's An outpouching of the small bowel. About 1 in every 50 people has a Meckel's diverticulum. It is usually…
- Fetus The unborn offspring from the end of the 8th week after conception (when the major structures have formed)…
- Stenotic Narrowed, as in a stenotic artery. From the Greek 'stenos' meaning narrow
- Innervation The nerve supply, usually to a specific part of the body. The innervation of the cornea is dense
- Introitus, vaginal The vaginal opening is called the introitus of the vagina. The Latin word 'introitus' comes from 'intro'…
- Ile Isoleucine. See also: Amino acid symbols