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).
Medulla oblongata
The base of the brain, which is formed by the enlarged top of the spinal cord. This part of the brain directly controls breathing, blood flow, and other essential functions
Read the definitionRandom terms
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- Underwater weighing A method for determining the lean body mass. This method weighs a person underwater and then calculates the…
- Anderson-Fabry disease See: Fabry disease
- Sleep, non-rapid eye movement Sleep, non-rapid eye movement: NREM (non-rapid eye movement) sleep is dreamless sleep. During NREM, the brain…
- Asplenic Pertaining to asplenia, the state of being without a spleen or without a functional spleen. The spleen can be…
- Allograft The transplant of an organ or tissue from one individual to another of the same species with a different…
- IV (intravenous) >Intravenous antibiotics refer to the administration into the venous circulation of a solution containing…
- Erythema multiforme See: Stevens-Johnson syndrome.
- Fragile X syndrome Fragile X syndrome: One of the most common causes of inherited mental retardation and neuropsychiatric…
- Thermometer, ear A thermometer that registers body temperature via the ear canal. The ear thermometer was invented in 1964 by…
- Palmoplantar hyperhidrosis Excessive sweating of the palms and soles. Palm and sole sweating tends to begin around age 13 on the average
- Saccharomyces cerevisiae Baker's yeast. The simplest single-cell organism that operates in a manner similar to a human cell and…