photoprotein

noun 0.632

coelenterazine

noun 0.615

luminophore

noun 0.602

luciferin

noun 0.565

lucigenin

noun 0.556

photophore

noun 0.544

luciferase

noun 0.536

ubiquinone

noun 0.531

luminol

noun 0.528

phycoerythrin

noun 0.527

oxyluciferin

noun 0.524

quinone

noun 0.520

ionophore

noun 0.515

aqua

noun 0.513

bioluminescence

noun 0.510

noctiluca

noun 0.504

fluorophore

noun 0.504

phosphor

noun 0.504

acriflavine

noun 0.501