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).
Di-
A byproduct of the male hormone testosterone. Dihydrotestosterone (DHT) is considered to be the essential androgenic hormone. DHT is responsible for the formation of male primary sex characteristics during embryonic life. It is responsible…
Read the definitionRandom terms
Show more- Nasogastric tube A tube that is passed through the nose and down through the nasopharynx and esophagus into the stomach…
- Housekeeping gene A gene involved in basic functions needed for the sustenance of the cell. Housekeeping genes are…
- Mitochondrion Singular of mitochondria. The mitochondria are normal structures called organelles in cells. They are located…
- Body hearing aid A type of hearing aid that comprises a rectangular case carried on the body connected by cords to earmolds. A…
- Reye syndrome Reye syndrome: A sudden, sometimes fatal, disease of the brain (encephalopathy) with degeneration of the…
- Big bone disease See: Kashin-Beck disease
- NGF Nerve growth factor
- National Formulary Full name: United States Pharmacopeia and National Formulary (USP-NF). An official publication, issued first…
- Adjacent Lying nearby. Related terms include superjacent, subjacent, and circumjacent. From ad-, near + the Latin…
- Social worker, clinical See: Licensed clinical social worker
- Shunt, ventriculoatrial A shunt that drains fluid from the cerebral ventricle into the right atrium of the heart
- Calcium channel blocker A drug that blocks the entry of calcium into the muscle cells of the heart and the arteries. It is the entry…