n. The emission of light as the result of a chemical reaction.
The Century Dictionary and Cyclopedia
n. Luminescence associated with chemical changes in the luminous substance and probably due to those changes. See luminescence.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. luminescence resulting from a chemical reaction as the oxidation of luciferin in fireflies
Word Usage
"Inside were licorice witches, chocolate fraidy cats, a light stick—chemiluminescence, a word Lindsay loved to say—and seed packets for plants that liked to grow in the dark, along with a brochure on planning a night-blooming garden."