Radiometry: meaning, definitions and examples

Etymology

• The word originates from the Latin 'radius', meaning 'ray', and 'metria', which comes from the Greek 'metron' meaning 'measure'.
• First used in the early 20th century as scientists began to measure electromagnetic radiation more accurately.

Science

• Radiometry is crucial in fields like astronomy, where it helps measure the intensity of light from stars and galaxies.
• It involves various techniques to quantify radiant energy, including photometry for visible light and other methodologies for infrared and ultraviolet measurements.
• This field supports technologies like satellite imaging, which captures data about weather, landscapes, and climate change.

Technology

• Modern tools for radiometry include spectroradiometers, which can assess the spectral output of light sources.
• Laser technology has enhanced radiometric measurements, allowing for more precise and rapid data collection in scientific research.

Applications

• In healthcare, radiometry is used in devices like phototherapy equipment, crucial for treating conditions such as jaundice in newborns.
• Radiometry plays a role in solar energy research by measuring sunlight to make solar panels more efficient.

History

• Pioneering figures like James Clerk Maxwell and Albert Einstein contributed to the theoretical foundation of radiometry through their work on electromagnetic radiation.
• The development of the first radiometers in the late 19th century marked significant advancements in our understanding of energy transfer and light.

This word's position of #34,943 indicates it's among the more rare English words. While understanding it broadens your vocabulary, focus on more common words first.

• ...
• 34940 expurgated
• 34941 purposefulness
• 34942 battened
• 34943 radiometry
• 34944 mapper
• 34945 umpteenth
• 34946 pelf
• ...