Disclosed aspects relate to symbol management. A set of depictogram usage information may be mined with respect to a set of depictograms. A set of language attributes for the set of depictograms may be determined based on the set of depictogram usage information. A depictogram reference object may be compiled using the set of language attributes for the set of depictograms. A set of input data which includes a subset of the set of depictograms may be analyzed. The subset of the set of depictograms may be evaluated using the depictogram reference object. A set of output data may be provided.