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).
Biosafety level
A specific combination of work practices, safety equipment, and facilities which are designed to minimize the exposure of workers and the environment to infectious agents. The biosafety levels are: > >Level 1 -- This level applies to…
Read the definitionRandom terms
Show more- Collapsing pulse See: Pulse, water hammer
- Pulmonary edema Fluid in the lungs.
- Maroteaux-Lamy syndrome A form of mucopolysaccharidosis with the clinical onset before age 3 that is characterized by an inability to…
- Nostril One of the openings in the nose that allows air to flow in and out of the nasal cavities. The word nostril…
- Beals See: Beals, Rodney K.
- Artificial insemination by donor (AID) A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Pulse The rhythmic contraction and expansion of an artery due to the surge of blood from the beat of the heart. The…
- MST A multiple subpial transection (MST) is a procedure is used to help control seizures that begin in areas of…
- Flesh-eating bacteria A popular media term for a type of strep bacteria (group A streptococcus) which rapidly destroys tissue and…
- Infant fat requirements Fat in human milk provides 30%-35% of the total daily caloric needs for a growing infant. Manufacturers of…
- Headache, cluster A distinctive syndrome of headaches, also known as migrainous neuralgia. There are two main clinical patterns…
- Prothrombin time A clotting test, the prothrombin time is done to test the integrity of part of the clotting scheme. The…