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).
Influenza vaccination priorities
The influenza (flu) vaccine is recommended for persons at high risk for serious complications from influenza virus infection. This includes: > >Everyone age 50 or more; >Residents of nursing homes and other long-term care facilities that…
Read the definitionRandom terms
Show more- Ulcerative gingivitis This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Plasmapheresis A procedure designed to deplete the body of blood plasma (the liquid part of the blood) without depleting the…
- Pediatric bladder infection See: Urinary tract infection in children
- Salmon safety The safety of eating salmon, especially farm-raised salmon. The levels of more than 50 pollutants, including…
- Antidepressant, SSRI A selective serotonin reuptake inhibitor (SSRI), one of the commonly prescribed drugs for treating…
- Asphyxia Impaired or impeded breathing.
- Vater, papilla of See: Ampulla of Vater
- Sleep, twilight Sleep, twilight: A term applied to the combination of analgesia (pain relief) and amnesia (loss of memory)…
- Warfarin Warfarin: An anticoagulant drug (brand names: Coumarin, Panwarfin, Sofarin) taken to prevent the blood from…
- Posterior chamber The space in the eye behind the iris and in front of the lens. (The iris is the colored ring of tissue that…
- Percutaneous endoscopic gastrostomy (PEG) Percutaneous endoscopic gastrostomy (PEG): A surgical procedure for placing a feeding tube without having to…
- Cycle, cell The sequence of events within the cell between mitotic (cell) divisions. The cell cycle is conventionally…