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).
RNA virus, positive-strand
See: Positive-strand RNA virus
Read the definitionRandom terms
Show more- Syndrome, piriformis Irritation of the sciatic nerve caused by compression of the nerve within the buttock by the piriformis…
- Neuroplasticity The brain's ability to reorganize itself by forming new neural connections throughout life. Neuroplasticity…
- Constraint-induced movement therapy A form of intensive physical therapy aimed at reorganizing and reprogramming the brain after a stroke, a…
- Incontinence, rectal Inability to hold feces in the rectum due to failure of voluntary control over the anal sphincters with…
- Functional gene test Test for a specific protein which indicates that the corresponding gene is not only present but active
- Liver cancer, childhood See: Childhood liver cancer
- Five-lipoxygenase-activating protein See: FLAP
- Essential tremor Uncontrollable shaking (tremor) of the hands and head and sometimes other parts of the body. Essential tremor…
- Oat cell cancer A type of lung cancer in which the cells are small, round and resemble oats. Also called small cell lung…
- Flu, avian See: Avian influenza
- Contact dermatitis, allergic Also called allergic contact eczema, this is a red, itchy, weepy reaction where the skin has come into…
- Infant carbohydrate intake Carbohydrates (glucose, lactose, sucrose, galactose, etc.) are sugars or several sugars linked together…