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).
Kala-azar
A chronic and potentially fatal parasitic disease of the viscera (the internal organs, particularly the liver, spleen, bone marrow and lymph nodes) due to infection by the parasite called Leishmania donovani. Leishmania donovani, the agent…
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Show more- Checkpoint The side of the face forming the side wall of the mouth. The cheek bone is part of the temporal bone of the…
- Parotitis Inflammation of the parotid glands. A classic feature of mumps.
- Emia Suffix meaning blood or referring to the presence of a substance in the blood. As for example, anemia (lack…
- Bones of the head There are 29 bones in the human head. They consist of 8 cranial bones, 14 facial bones, the hyoid bone, and 6…
- Radioinsensitive Not sensitive to X-rays and other forms of radiant energy. For example, a tumor may be radioinsensitive, and…
- Syndrome, carcinoid A syndrome due to carcinoid tumor which secretes large amounts of the hormone serotonin. The syndrome is…
- Transverse myelitis A disease of the spinal cord in which there is demyelination (erosion of the myelin sheath that normally…
- Aerotitis media See Aerotitis
- Heterochromatin Chromosomal material that is darkly staining and tightly coiled throughout the cell cycle and that is, for…
- Computerized axial tomography scan Pictures of structures within the body created by a computer that takes the data from multiple X-ray images…
- Medication, clot-dissolving See: Thrombolytic agent
- Heartburn An uncomfortable feeling of burning and warmth occurring in waves rising up behind the breastbone (sternum)…