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).
Granuloma
A granuloma is one of a number of forms of localized nodular inflammation found in tissues. The fact that a granuloma is localized is important. So is its nodularity. Granulomas have a typical pattern when examined under a microscope…
Read the definitionRandom terms
Show more- Hypotonia Decreased tone of skeletal muscles. In a word, floppiness. Hypotonia is a common finding in cerebral palsy…
- GM2-gangliosidosis, B variant This disorder known as Tay-Sachs disease (TSD) is concisely defined by OMIM (Online Mendelian Inheritance in…
- Glenn shunt A surgical operation for children born with cyanotic heart disease ('blue babies'), in which a large vein…
- MedicAlert A nonprofit emergency medical information service, known for its MedicAlert jewelry, particularly the…
- Transmission, vertical Transmission of a disease-causing agent (a pathogen) vertically from mother directly to baby during the…
- Morton's metatarsalgia See: Morton's neuroma
- Liquid diet The Liquid diet is the restriction of solid food intake, and replacement of solid food with liquids. In…
- Vulvitis Inflammation of the external genital organs of the female (the vulva). The vulva includes the labia…
- Prostaglandin E2 One of the prostaglandins, a group of hormone-like substances that participate in a wide range of body…
- Human reproductive cloning HTLV. A retrovirus that causes adult T-cell leukemia. HTLV is endemic (constantly present) in southern Japan…
- Fetal pleural effusion In the fetus, excess fluid between the two membranes (the pleurae) that envelop the lungs. The pleural…
- Heights, fear of An irrational unreasonable fear of heights is called acrophobia. From the Greek 'acron', height + 'phobos'…