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).
Juvenile rheumatoid arthritis
See: Arthritis, systemic-onset juvenile rheumatoid
Read the definitionRandom terms
Show more- Food irradiation A food safety technology designed to eliminate disease-causing germs from foods. Treating food with ionizing…
- Category 1 storm See: Category two hurricane.
- OS (lens prescription) Abbreviation of 'oculus sinister.' Latin for 'left eye.' By contrast, OD stands for 'oculus dexter' which is…
- Phocomelia A congenital malformation (birth defect) in which the hands and feet are attached to abbreviated arms and…
- Vertical Passage of a disease-causing agent (a pathogen) vertically from mother directly to baby during the perinatal…
- Eschar The scab formed when a wound or skin is sealed by the heat of cautery or burning. Also the dark crusted ulcer…
- Postmortem examination An autopsy. Also called a necropsy. Postmortem examinations have been done for more than 2,000 years but…
- Binocular vision The ability to maintain visual focus on an object with both eyes, creating a single visual image. Lack of…
- Cord, vocal See: Vocal cord
- Placebo response A positive medical response to taking a placebo, a sham medication as if it were an active medication. Up to…
- Olfaction The sense of smell, part of the chemical sensing system, or the chemosenses. Sensory cells in the nose…
- LUQ Abbreviation for the left upper quadrant (quarter). The LUQ of the abdomen contains the spleen. (By contrast…