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).
Lancing device
A device that holds a lancet firmly, and when triggered, moves the lancet linearly ahead to prick the skin in a controlled manner. Lancing devices usually can be adjusted to alter the depth that the lancet goes into the skin. The purpose…
Read the definitionRandom terms
Show more- Runx-1 A protein that is a transcription factor controlling when genes are switched on or off. Runx-1 acts by…
- Macule A small localized change in the color of skin that is neither raised (elevated) nor depressed. Macules are…
- Colonoscopy, virtual See: Virtual colonoscopy
- Water 1. A tasteless odorless colorless liquid with the chemical formula H2O.2. The liquid which forms rain…
- Group A strep A well-known strain (a type) of streptococcus (strep) bacteria that can cause strep throat and common skin…
- Varicocele A common scrotal condition characterized by elongation and enlargement of the network of veins leaving the…
- Traumatology The branch of surgery that deals with trauma patients and their injuries. Patients who have suffered…
- Fever, scarlet Also called scarlatina, a disease caused by infection with group A streptococcal bacteria that occurs in a…
- Excision 1. Surgical removal, as in the excision of a tumor. 2. The removal as if by surgery, as in base excision…
- Hydrocephalus, communicating Hydrocephalus in which there is no obstruction to the flow of the cerebrospinal fluid (CSF). Specifically…
- Cholangiopancreatography, endoscopic retrograde See Endoscopic retrograde cholangiopancreatography
- Systemic-onset juvenile rheumatoid arthritis See: Arthritis, systemic-onset juvenile rheumatoid