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).
Stress fracture
A fracture caused by repetitive stress, as may occur in sports, strenuous exercise, or heavy physical labor. Stress fractures are especially common in the metatarsal bones of foot, particularly in runners. Osteoporosis increases the…
Read the definitionRandom terms
Show more- HMS1 Homosexuality 1. An alleged gene for human male homosexuality. See: Gay gene
- Resectable Able to be removed (resected) by surgery
- Emia Suffix meaning blood or referring to the presence of a substance in the blood. As for example, anemia (lack…
- Gonad, male The male gonad, the testicle (or testis), located behind the penis in a pouch of skin (the scrotum). The…
- Body image obsession Excessive concern about one's appearance. Some concern about one's appearance is normal. But an obsession…
- Cholesterol, HDL See HDL cholesterol
- Voice disorder One of a group of problems involving abnormal pitch, loudness, or quality of the sounds produced by the…
- Rodenticide A chemical or other agent used to destroy rats or other rodent pests or prevent them from damaging food…
- Hypo- Prefix meaning 'low, under, beneath, down, below normal' as in hypocalcemia (low calcium in the blood)…
- Cyst, thyrolingual See: Thyroglossal cyst
- Melasma Pigmentation of the face, most commonly on the malar area (the upper cheek), bridge of nose, forehead, and…
- Primary immunodeficiency disease A disorder caused by an inherited flaw in the immune system that increases the susceptibility to infections…