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).
Fire, St. Anthony's
The intensely painful burning sensation in the limbs and extremities caused by ergot, the consequence of a fungus (Claviceps purpurea) that contaminates rye and wheat. The fungus produces substances (alkaloids) termed ergotamines that…
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Show more- Epithelial basement corneal dystrophy A disorder in which the cornea (the normally clear front window of the eye) shows grayish fingerprint lines…
- Familial Parkinson disease type 6 A familial form of Parkinson disease inherited in an autosomal recessive manner due to mutation in a gene on…
- Nail In medicine, there are two types of nails. One is just a plain old metal nail used to hold 2 or more pieces…
- Alogia 1. Complete lack of speech, as in profound mental retardation or advanced dementia. Alogia is synonymous in…
- Sperm stem cell A cell that is incapable of fertilizing an egg cell but can give rise to cells that develop into sperm. Sperm…
- Fracture, compression A fracture caused by compression, the act of pressing together. Compression fractures of the vertebrae are…
- Appendix testis A small solid projection of tissue on the outer surface of the testis which is a remnant of the embryologic…
- Cancer, small cell lung A type of lung cancer in which the cells appear small and round under the microscope. Also called oat cell…
- Cardiac-limb syndrome See: Holt-Oram syndrome
- Dystonia musculorum deformans (DMD) Also called torsion dystonia, this is a fortunately rare, generalized dystonia (a state of abnormal -- either…
- Human chromosome count The usual number of chromosomes in humans, 46 chromosomes. Also called the human chromosome complement…
- Adverse effect A harmful or abnormal result. An adverse effect may be caused by administration of a medication or by…