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).
Electrolyte
An electrolyte is a substance that will dissociate into ions in solution and acquire the capacity to conduct electricity. The electrolytes include sodium, potassium, chloride, calcium and phosphate. Informally, called lytes. (The clue to…
Read the definitionRandom terms
Show more- Hiccough A hiccough is an extraordinary type of breathing movement involving a sudden intake of air (inspiration) due…
- Premature baby A baby born before 37 weeks of gestation have passed. Historically, the definition of prematurity was 2500…
- Uric acid A breakdown product of purines that are part of many foods. In gout, there are frequently, but not always…
- Rate, basal metabolic A measure of the rate of metabolism. For example, someone with an overly active thyroid will have an elevated…
- Disease, new variant Creutzfeldt-Jakob Abbreviated nvCJD. A human disease thought due to the same infectious agent as bovine spongiform…
- Botulism Botulism: An uncommon but potentially very serious illness, a type of food poisoning, that produces paralysis…
- Patent ductus arteriosus Failure for the ductus arteriosus, an arterial shunt in fetal life, to close on schedule. Before birth, blood…
- Q.3h. On a prescription, every three hours
- Manny A male nanny, a man employed full-time to take care of one or more children in a family home. The term manny…
- Defibrillator storm A condition that arises when a defibrillator implanted in the chest to right an arrhythmia (an abnormal heart…
- Trichuris trichiura A nematode (roundworm) also called the human whipworm. The third most common round worm of humans. Occurs…
- Torticollis The most common of the focal dystonias, torticollis is a state of excessive of inadequate muscle tone in the…