MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Gland, mammary
One of the glands within the breast that secrete milk when prompted to do so by special hormones. Mammary glands are slightly tender to the touch, and may become more so during menstruation or pregnancy. They become enlarged when engorged…
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Show more- Dysarthria Speech that is characteristically slurred, slow, and difficult to produce (difficult to understand). The…
- Krukenberg tumor A tumor of the ovary caused by the spread of stomach cancer. When the stomach cancer spreads to an ovary, the…
- Unassisted childbirth Birth of a baby without the assistance of an obstetrician, midwife, or other health professional. This may be…
- BPH A balance disorder that results in the sudden onset of dizziness, spinning, or vertigo when moving the head.
- Wax, ear The ear canal is shaped somewhat like an hourglass. The skin on the outer part of the canal has special…
- Ointment A medication preparation that is applied topically (onto the skin). An ointment has an oil base whereas a…
- Penicillin history The discovery of penicillin, one of the major events in the history of medicine. In 1871 the scientist Joseph…
- Slanted ear An ear that is slanted more than usual. Technically, an ear is slanted when the angle of the slope of the…
- Drunkorexia A term coined to refer to condition of binge drinking combined with the typical self-imposed starvation seen…
- Gibbon heart-lung machine The first heart-lung machine. Named for the American physician John H. Gibbon who built it in 1937. This…
- Extra systole See: Extrasystole
- Langer-Saldino type achondrogenesis See: Achondrogenesis type II