from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An enzyme present in the cells of bioluminescent organisms that catalyzes the oxidation of luciferin and ATP, producing light.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any one of a group of enzymes that produce bioluminescence by oxidizing luciferin.
from the GNU version of the Collaborative International Dictionary of English
- n. an enzyme which catalyzes the oxidation of luciferin, thereby producing bioluminescence.
from The Century Dictionary and Cyclopedia
- n. One of the two special substances by the reactions of which light is supposed to be produced by fireflies.
lucifer(in) + -ase.(American Heritage® Dictionary of the English Language, Fourth Edition)