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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Hypnic
1. Inducing sleep. 2. Pertaining to sleep. A hypnic jerk is a sleep start or jerk. From the Greek hypnikos, from the Greek hypnos, sleep.
Read the definitionRandom terms
Show more- Titer The degree of dilution of a substance such as an antibody, reflecting the strength of the solution. The…
- Cognitive Pertaining to cognition, the process of knowing and, more precisely, the process of being aware, knowing…
- Protein, C-reactive See: Proteolipid protein.
- Sabulous Sandy or gritty. For example, the sludge in bile may be sabulous. And the stony sediment in urine may be…
- Glial cell A supportive cell in the central nervous system -- the brain and spinal cord. Glial cells do not conduct…
- Appendix rupture Rupture of appendix
- West syndrome Infantile spasms, a seizure disorder of infancy and early childhood with the onset predominantly in the first…
- Midwife, direct-entry See: Direct-entry midwife
- Ureaplasma A bacterium that commonly infects the urogenital tract and can cause premature birth or spontaneous abortion…
- Shin bone fever Fever: Called shin bone fever because it characteristically causes fever and pain in the legs, this disease…
- Histoplasmosis A disease caused by the fungus Histoplasma capsulatum. Most people with histoplasmosis have no symptoms…
- Arabidopsis thaliana genome All of the genetic information contained in Arabidopsis thaliana, a plant belonging to the mustard family…