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).
Sleep disorders
Sleep disorders: Any disorder that affects, disrupts, or involves sleep. The most common sleep disorder is probably snoring, although it is usually not medically significant. Insomnia, sleep apnea, restless leg syndrome, and sleepwalking…
Read the definitionRandom terms
Show more- Allele An alternative form of a gene. One of the different forms of a gene that can exist at a single locus (spot on…
- Seroconversion Seroconversion: The development of detectable antibodies in the blood directed against an infectious agent…
- Thymoglobulin A brand name for antithymocyte globulin
- Rubeola (measles) Rubeola is the ordinary measles, an acute highly contagious viral disease with fever, runny nose, cough, red…
- Alcohol, pregnancy The consumption of alcohol during pregnancy carries the danger of damaging the fetus.
- EFEMP1 A gene that encodes a protein with the long, complex name of EGF-containing fibulin-like extracellular matrix…
- Infection, Vincent This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Disease, Refsum See Refsum disease
- Clotbuster An informal term for a drug that can dissolve a clot. See: Thrombolytic agent
- Flood warning A flood watch or warning. The steps to take in case a flood watch or warning has been issued include the…
- Chromosome complement The whole set of chromosomes for the species. In humans, the chromosome complement (which is also called the…
- Cell, stem An ancestral cell, the most primitive type of cell. Stem cells are relatively unspecialized…