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).
Twelfth cranial nerve
The hypoglossal nerve. The twelve cranial nerves, including the hypoglossal nerve, emerge from or enter the skull (the cranium). The hypoglossal nerve supplies the muscles of the tongue. Paralysis of the hypoglossal nerve affects the…
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Show more- Herniated disc Herniated disc: Rupturing of the tissue that separates the vertebral bones of the spinal column. The center…
- Melanoma vaccine A cancer vaccine prepared from human melanoma cancer cells. It may be used alone or with other therapy in…
- AMD Age-related macular degeneration (which may also be abbreviated as ARMD)
- Transmission, perinatal Transmission of a disease-causing agent (a pathogen) from mother to baby during the perinatal period, the…
- Myeloid leukemia, acute Myeloid leukemia, acute: A quickly progressive malignant disease in which there are too many immature…
- Osteoid osteoma A benign tumor of bone tissue. It emerges most often in the teens or 20s, and is found most frequently in the…
- Fever, Meuse Fever, Meuse: Named for the Meuse River area, one of the great battlegrounds of World War I. Also known as…
- Otolaryngology A medical and surgical specialty concerned with the diagnosis, management, and treatment of diseases and…
- NHLBI Stands for the National Heart, Lung, and Blood Institute, one of the National Institutes of Health in the…
- ALA 1. Alpha-linolenic acid 2.Aminolevulinic acid, a naturally occurring chemical in the body that is converted…
- AKA (above the knee amputation) In general usage, this would be read to mean 'also known as.' For example, William Jefferson (aka 'Bill')…
- Fatty acid One of many molecules that are long chains of lipid-carboxylic acid found in fats and oils and in cell…