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).
Cystinosis
A genetic disease characterized by the widespread deposition of the amino acid cystine in cells due to a defect in cystine transport. (Cystine normally forms after protein degradation and is transported from structures called lysosomes…
Read the definitionRandom terms
Show more- Nasogastric tube A tube that is passed through the nose and down through the nasopharynx and esophagus into the stomach…
- Val . Valine. See also: Amino acid symbols
- Contact healing Another name for the alternative medicine practice of laying on of hands. See: Laying on of hands. See also…
- Spinal cord The major column of nerve tissue that is connected to the brain and lies within the vertebral canal and from…
- Small inducible cytokine A2 See: MPC1
- CDNA Complementary DNA. cDNA is single-stranded DNA made in the laboratory from a messenger RNA template under the…
- EMG Electromyogram
- Epilepsy, grand mal See: Grand mal
- Battle fatigue The World War II name for what is known today as post-traumatic stress, this is a psychological disorder that…
- Somnolence Sleepiness, the state of feeling drowsy, ready to fall asleep. A person experiencing somnolence is somnolent…
- PML Stands for progressive multifocal leukoencephalopathy, a rapidly progressive, often fatal viral infection of…
- AVM (arteriovenous malformation) An arteriovenous malformation (AVM) is a congenital disorder (one present at birth) of blood vessels in the…