1. with regard to animal tests, designating or associating with an agenda documenting endless admittance to food and water. 2. more widely spread, lacking limits

AD LIB: "The ad lib experiment would serve to allow the rats to consume as much food as they'd like, whenever they choose to."
Cite this page: N., Pam M.S., "AD LIB," in, April 7, 2013, (accessed April 18, 2021).