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).
Journal of the National Cancer Institute
Cancer Institute: A medical journal sponsored by the National Cancer Institute (NCI), one of the National Institutes of Health (NIH), in the U.S. and published by Oxford University Press in the U.K
Read the definitionRandom terms
Show more- Nidus The Latin word for 'nest', nidus is used in medicine to refer to any structure that resembles a nest in…
- Sundowning Also known as Sundown Syndrome, a term used to refer to behavioral changes that often occur in the late…
- CBT Cognitive behavior therapy. See: Cognitive therapy
- Shotty Resembling shot or pellets of lead, shotgun pellets and, hence, hard and round. The term 'shotty' was in use…
- Temple An area just behind and to the side of the forehead and the eye, above the side of the check bone (the…
- CPAP Continuous positive airway pressure. CPAP is an effective treatment for obstructive sleep apnea. CPAP…
- Urgency, urinary An immediate unstoppable urge to urinate, due to a sudden involuntary contraction of the muscular wall of the…
- Gingivitis Gum disease with inflammation of the gums. On inspection, the gums will appear red and puffy, and will…
- FluMist FluMist™. See: Nasal flu vaccine
- Dysmotility syndrome A vague, descriptive term used to describe diseases of the muscles of the gastrointestinal tract (esophagus…
- Percutaneous endoscopic gastrostomy (PEG) Percutaneous endoscopic gastrostomy (PEG): A surgical procedure for placing a feeding tube without having to…
- Dandruff A mild skin condition that produces white flakes that may be shed and fall from the hair. Dandruff is due to…