classification
noun
[ ˌklasɪfɪˈkeɪʃ(ə)n ]
• the action or process of classifying something.
• "the classification of disease according to symptoms"
Similar:
categorization,
categorizing,
classifying,
classing,
grouping,
grading,
ranking,
organization,
sorting,
codification,
systematization,
stratification,
taxonomy,