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).
Cardiovascular system
The circulatory system which comprises the heart and blood vessels. The system carries nutrients and oxygen to the tissues of the body and removes carbon dioxide and other wastes from them. The cardiovascular system is a closed tubular…
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Show more- Genome, mitochondrial All of the genetic information contained in the chromosome of the mitochondrion, a structure located in the…
- Pediculosis Infested with lice. See also: Head lice; Pubic lice
- Mydriasis Dilation of the pupils induced by eyedrops. The opposite of miosis.
- Ecchymotic Characterized by ecchymosis.
- National Human Genome Research Institute (NHGRI) One of the newest of the National Institutes of Health (NIH), NHGRI's mission in formal terms is to 'support…
- Selenoprotein A peculiar class of proteins that contain the essential trace element selenium. The selenium in these…
- Blue baby A baby who is cyanotic (blue), due usually to a heart malformation that prevents the baby's blood from being…
- Photokeratitis A burn of the cornea (the clear front surface of the eye) by ultraviolet B rays (UVB). Also called radiation…
- Binge eating disorder Binge eating disorder: An eating disorder characterized by periods of extreme over-eating, but not followed…
- Doc Short and informal for doctor. In a medical context, doc may refer to any medical professional with an MD, a…
- Epicondylitis Epicondylitis is an inflammation or damage to the area of an epicondyle of bone. An epicondyle is a…
- In vitro fertilization In the living organism, as opposed to in vitro (in the laboratory).