Towers of effulgent jack-o-lanterns line the picturesque streets of Keene, New Hampshire, with more pumpkins aglow than there are inhabitants of the small town.
Noun
emission of radiation, especially of visible light, by a substance
Curcumin, the main chemical in the curry spice turmeric, has fluorescence properties that researchers in Massachusetts are adapting for bomb detection.
Adjective
reflecting light in bright sparkling flashes
Named for Hortense, the daughter of Napoleon’s stepchild, this glittering diamond has a crack. However, it is so steeped in French history and Napoleonic legend, that it retains its pricelessness despite the flaw.
A Norwegian town's bright idea is a shining example of ingenuity. Rjukan has installed a trio of giant mountain-top mirrors to illuminate the valley town's square during the cold, dark winter months.
Phrase
make clear or supply additional information
shed light on
Upon his death, Albert Einstein's brain was photographed and dissected into 240 parts. Scientists are now looking through the material for anatomical quirks that would help shed light on the physicist's genius.