( ( ( fluorescence -- ) ( ( the conversion ) ( of ( ( ( ultraviolet light ) ( -LRB- ( or ( other ( ( short-wavelength radiation ) -RRB- ) ) ) ) ) ( into ( visible light ) ) ) ) ) ) . )
(ROOT (NP (NP (NN fluorescence)) (: --) (NP (NP (DT the) (NN conversion)) (PP (IN of) (NP (NP (NP (JJ ultraviolet) (NN light)) (PRN (-LRB- -LRB-) (CC or) (ADVP (JJ other)) (NP (JJ short-wavelength) (NN radiation)) (-RRB- -RRB-))) (PP (IN into) (NP (JJ visible) (NN light)))))) (. .)))
fluorescence -- the conversion of ultraviolet light (or other short-wavelength radiation) into visible light.
(ROOT (S (NP (DT The) (JJ light-producing) (NN process) (NN fluorescence)) (VP (VBZ occurs) (SBAR (WHADVP (WRB when)) (S (NP (DT a) (NN substance)) (VP (VP (VBZ absorbs) (NP (JJ shorter-wavelength) (JJ ultraviolet) (NN light))) (CC and) (VP (ADVP (RB then)) (VBZ gives) (PRT (RP off)) (NP (NP (DT the) (NN energy)) (PP (IN as) (NP (JJ visible) (NN light))))))))) (. .)))