Radiant
Radiant
Radiant (/ˈreɪdiənt/), from the Latin radiare, meaning "to emit rays or beams", is a term used in various fields of medicine. It is often associated with the emission or transmission of energy in the form of waves or particles.
Definition
In the medical field, radiant is often used to describe the process of emitting energy, particularly in the context of radiology and radiation therapy. It can also refer to the point or object from which light or heat emanates.
Related Terms
- Radiology: The science dealing with X-rays and other high-energy radiation, especially the use of such radiation for the diagnosis and treatment of disease.
- Radiation therapy: Therapy using ionizing radiation, generally as part of cancer treatment to control or kill malignant cells.
- Radiant energy: The energy of electromagnetic waves. The quantity of radiant energy may be calculated by integrating radiant flux with respect to time.
- Radiant heat: Heat transferred in the form of electromagnetic waves, rather than by conduction or convection.
Usage in Medicine
In medicine, the term radiant is often used in the context of radiant warmer, a device used in neonatal intensive care units to provide heat to newborn infants. It is also used in the field of radiology to describe the emission of energy from a source, such as an X-ray machine or a radioactive substance.
Etymology
The term radiant comes from the Latin radiare, which means "to emit rays or beams". It was first used in the English language in the late 15th century to describe the emission of light or heat from a source.
External links
- Medical encyclopedia article on Radiant
- Wikipedia's article - Radiant
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