MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Sign, Kernig
A clinical hallmark of meningitis, inflammation of the meninges, the membranes covering the brain and spinal cord. The test for Kernig sign is done by having the person lie supine (flat on the back), flex the thigh so that it is at a right…
Read the definitionRandom terms
Show more- Hemodialysis catheter See: Catheter, hemodialysis
- Hemodialysis Hemodialysis: A medical procedure that uses a special machine (a dialysis machine) to filter waste products…
- CPP32 See: Caspase 3
- Gestation Period of time from conception to birth
- Ventricle, lateral >Lateral ventricles: The lateral ventricles are in the cerebral hemispheres, one in each hemisphere. Each…
- Frankenfood Perjorative term for genetically modified food whether it be derived from genetically engineered plants or…
- Postlingual After the development of speech and language. As opposed to prelingual, before the development of speech. See…
- Cidal Suffix indicating killing, as in bacteriocidal (capable of killing bacteria) and in suicidal (the killing of…
- APC (gene) A major gene that is involved in causing colorectal cancer. APC is involved in both sporadic and familial…
- Atrial fib Atrial fibrillation
- Perineum The area between the anus and the scrotum in the male and between the anus and the vulva (the labial opening…
- Epispadias Congenital (at birth) malformation in which the opening of the urethra (from whence comes the urinary stream)…