The outcome of an international EU/ECVAM/COLIPA validation exercise [2] documented that the phototoxic potential of chemicals can be predicted by applying the 3T3-NRU in vitro phototoxicity test (3T3-NRU-PT).
contributory value. Definition. Amount of value added to the overall value of a property resulting from remodeling or renovating one area of the property. The contributory value is the actual amount of value gained by the addition or renovation. Print Cite / Link.
4. contribution-an amount of money contributed; he expected his contribution to be repaid with interest. amount, amount of money, sum, sum of money-a quantity of money; he borrowed a large sum; the amount he had in cash was insufficient.ontribution. n. 1. the act of contributing.