Simple past tense and past participle of fluoresce.(verb)
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Use "fluoresced" in a sentence
"Strings of glimmer fluoresced across its edges, betraying a bellyful of rainwater."
"The Prize has been awarded for your work on GFP of course, and for your revelation of how GFP fluoresced, and then using that knowledge to create mutants which extended the palette of colours of tags available."
"Many of the trees and flowers also fluoresced blue-white in the moonlight, lighting their way as if they walked in a diamond night."