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).
Y map
The array of genes on the Y chromosome. Once thought to be a genetic wasteland, the Y now is known to contain at least 20 genes. Some of these genes are unique to the Y including the Y-chromosome sex-determining region and male fitness…
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Show more- Breast cancer susceptibility genes Inherited factors that predispose to breast cancer. Put otherwise, these genes make one more susceptible to…
- Inhibition, orgasmic See: Anorgasmia
- National Coalition for Cancer Survivorship A survivor-led advocacy group that works on behalf of the millions of cancer survivors and the millions more…
- Clinical research trials Clinical research trials: Trials to evaluate the effectiveness and safety of medications or medical devices…
- Yawning Involuntary opening of the mouth with respiration, breathing first inward, then outward. Yawning is often…
- Otology The study and medical care of the ear
- Cholecystogram, oral See: Oral cholecystogram
- Optic disc The circular area in the back of the inside of the eye where the optic nerve connects to the retina. Also…
- Tissue plasminogen activator (tPA) An enzyme that helps dissolve clots. tPA is made by the cells lining blood vessels and has also been…
- Sociopath A term once used for someone with what is now called antisocial personality disorder
- Postmenopausal After the menopause. Postmenopausal is defined formally as the time after which a woman has experienced…
- Scaffold 1. In genetics, the chromosome structure consisting entirely of nonhistone proteins remaining after all the…