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.
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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).
Osteolytic lesion
A 'punched-out' area of severe bone loss. Osteolytic lesions are seen in metastatic lung and breast cancer and multiple myeloma and may cause bone pain, pathologic fractures (bones broken by disease), and hypercalcemia (high blood calcium)
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Show more- Age of father See: Paternal age
- Acoustic Having to do with sound or hearing. The acoustic nerve (the 8th cranial nerve) is concerned with hearing and…
- Anatomy, microscopic Known among medical students simply as 'micro', microscopic anatomy is the study of the form of normal…
- Cutaneous syndactyly A condition in which fingers or toes are joined together, and the joining involves only the skin, not the…
- Child abuse, physical Child abuse, physical: Next to child neglect, physical abuse is the second most frequently reported form of…
- Keratodermia blennorrhagicum Pertaining to keratolysis, the softening and shedding of the horny outer layer of the skin. A keratolytic…
- Y-linked inheritance Inheritance of genes on the Y chromosome. Since only males normally have a Y chromosome, Y-linked genes can…
- Silver A metal used in some medications and in many 'natural' remedies, as well as in silver amalgam for filling…
- Thrombus A blood clot in a blood vessel or within the heart. From the Greek thrombos meaning a lump or clump, or a…
- OPCA Olivopontocerebellar atrophy
- Beat, premature See: Extrasystole
- Ear, cauliflower An acquired deformity of the external ear to which wrestlers and boxers are particularly vulnerable. The…