1. virtually any standard evaluation method offering well-known psychometric characteristics utilized in order to keep track of and evaluate day-after-day functioning of talents needed for individual liberty and personal accountability, consistent with societal demands. 2. any sort of method evaluating attitudinal and personal function that is grounded in developmental regulations, with fields organized in developmental chains or in level of ascending job intricacy or pressure. 3. a factor of the Baylay Scales of Infant and Toddler Development.