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).
Luteinizing hormone-releasing hormone
A hormone that controls sex hormones in men and women. Also called LHRH.
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Show more- Dermatographism A common form of hives that follows the repeated stroking, rubbing or scratching of the skin, or when…
- Internist A physician who specializes in the diagnosis and medical treatment of adults. This specialty, called internal…
- Brachial neuritis Inflammation of nerves in the arm causing muscle weakness and pain
- Piriformis syndrome Irritation of the sciatic nerve caused by compression of the nerve within the buttock by the piriformis…
- Pericardial sac A conical sac of fibrous tissue which surrounds the heart and the roots of the great blood vessels. Also…
- Spondylosis Degeneration of the disc spaces between the vertebrae. This finding in the spine is commonly associated with…
- Fibrous dysplasia, polyostotic The lateral (outside) and smaller of the two long bones in the lower leg between the knee and ankle. (The…
- Mastectomy, modified radical Removal of the breast tissue and the axillary lymph nodes, which are under the arms
- Low-grade lymphoma A lymphoma that tends to grow and spread slowly, in contrast to an intermediate- or high-grade lymphoma which…
- Codes, drug caution Abbreviations on medications that indicate caution. While not a part of the historical heritage of ancient…
- HTLV Human T-lymphotropic virus
- Nasogastric tube A tube that is passed through the nose and down through the nasopharynx and esophagus into the stomach…