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).
Insomnia
Insomnia that occurs most nights and lasts a month or more. The treatment of chronic insomnia consists of: First, the diagnosis and treatment of underlying medical or psychological problems. The identification of behaviors that may worsen…
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Show more- Approved drug A medication approved for marketing. In the US, the Food and Drug Administration (FDA) must approve a…
- Smallpox The misuse of smallpox as an agent of bioterrorism. Smallpox was eradicated in 1977. Routine vaccinations…
- Ig Abbreviation for immunoglobulin, a protein produced by plasma cells and lymphocytes. Immunoglobulins are an…
- IU (international unit) An international unit (IU) is an internationally accepted amount of a substance. This type of measure is used…
- Child abuse, physical Child abuse, physical: Next to child neglect, physical abuse is the second most frequently reported form of…
- Guttate psoriasis A type of psoriasis characterized by red, scaly patches of inflamed skin on all parts of the body. It is…
- Erotomania The false but persistent belief that one is loved by a person (often a famous or prominent person), or the…
- Granulomatosis, Wegener's An inflammatory disease of small arteries and veins (vasculitis) that classically involves vessels supplying…
- Fibroblast A cell ubiquitous in connective tissue that makes and secretes collagen
- Vinyl chloride A substance used in manufacturing plastics that is known to be toxic and carcinogenic (cancer-causing)…
- Singultus A rarely used medical word for an ordinary hiccup. A hiccough is an extraordinary type of breathing movement…
- Facelift surgery risks Facelift surgery risks: Although infrequent, the risks and complications of facelift surgery include…