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).
Abstinence, periodic
Also known as fertility awareness, natural family planning, and the rhythm method, this approach entails not having sexual intercourse on the days of a woman's menstrual cycle when she could become pregnant or using a barrier method (such…
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Show more- Gene The basic biological unit of heredity. A segment of deoxyribonucleic acid (DNA) needed to contribute to a…
- Intrinsic 1. An essential or inherent part of a something such as a structure.2. Coming from within, from the inside…
- CCL5 See: RANTES
- Jugular vein, external The more superficial of the two jugular veins in the neck that drain blood from the head, brain, face and…
- Syndrome, stiff baby A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Y-linked inheritance Inheritance of genes on the Y chromosome. Since only males normally have a Y chromosome, Y-linked genes can…
- IU (international unit) An international unit (IU) is an internationally accepted amount of a substance. This type of measure is used…
- Syndrome, Ricker See: Myotonic dystrophy type 2
- Giant intestinal fluke Fasciolopsis buski. See: Fasciolopsis
- Hypnolepsy A neurological disorder marked by a sudden recurrent uncontrollable compulsion to sleep. Also known as…
- Synaesthesia See: Synesthesia
- Tick typhus Also known as Rocky Mountain spotted fever, an acute febrile (feverish) disease initially recognized in the…