The term Reduce refers to the efforts of researchers to keep the number of animals used in each experiment to the absolute minimum through optimum planning of their experiments. (basel-declaration.org)
The researchers determined that 11 of the 16 species used in the experiments grew well in the rain gardens. (sciencedaily.com)
But since I did use it in my experiments, I've included it here. (fieryfoodscentral.com)