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).
Discharge, nipple
See: Breast discharge
Read the definitionRandom terms
Show more- Thr Threonine. See also: Amino acid symbols
- Thyroiditis, Hashimoto See: Hashimoto thyroiditis
- Posteroanterior (PA) In anatomy, posteroanterior (PA) means from back-to-front. For example, a PA X-ray of the chest is taken from…
- Dol A unit of measurement of pain. The term dol was invented by James Hardy and his research colleagues Herbert…
- Avery See: Avery, Oswald Theodore
- Vein, portal A large vein that carries blood from the stomach and the intestines to the liver. The portal vein is formed…
- Stereotactic needle biopsy A biopsy in which the spot to be biopsied is located three-dimensionally, the information is entered into a…
- Common bile duct The duct that carries bile from the gallbladder and liver into the duodenum (the upper part of the small…
- Acetoacetate A molecular ion, CH3COCH2COO-, derived from acetoacetic acid
- Simian crease A single transverse palmar crease, a minor variation associated with Down syndrome (trisomy 21). Also called…
- Foreskin The fold of skin which covers the head (the glans) of the penis. Also called the prepuce. Only about 1 in…
- Cholecystokinin Abbreviated CCK. A polypeptide hormone that stimulates the contraction of the gallbladder with release of…