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).
Epiglottitis, acute
A very rapidly progressive infection causing inflammation of the epiglottis (the flap that covers the trachea) and tissues around the epiglottis that may lead to abrupt blockage of the upper airway and death. The infection is usually…
Read the definitionRandom terms
Show more- Therapy, maintenance See: Maintenance therapy
- Granuloma, swimming pool Localized nodular skin inflammation (small reddish raised areas of skin) caused by a bacterium called…
- Electromagnetic field therapy See: Magnet therapy
- Premie Short and slangy for a premature baby. A preterm infant. Also often spelled (for obscure reasons) preemie.
- DEA Every prescription written in the United States bears a DEA number, that of the prescribing doctor, the DEA…
- Globe, pale Also called the globus pallidus, this is a pale-appearing spherical area in the brain. Globus is a Latin word…
- Lobstein's disease Osteogenesis imperfecta type I. An inherited, generalized connective tissue disorder featuring bone fragility…
- Disease, rotator cuff Damage to the rotator cuff, a group of four tendons that stabilize the shoulder joint and move the shoulder…
- Immunization, hepatitis B Hepatitis B (hep B) vaccine gives prolonged protection, but 3 shots over a half year are usually required. In…
- Syndrome, contiguous gene A disorder clearly involving multiple gene loci that are adjacent to one another. An example of a contiguous…
- Hypovolemic Referring to hypovolemia, an abnormal decrease in blood volume. As, for example, hypovolemic shock
- Osteoclasis The surgical destruction of bone tissue. Osteoclasis is performed to reconstruct a bone that is malformed…