partitioning

(noun) an analysis into mutually exclusive categories. Synonyms: breakdown.

(noun) the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart. Synonyms: division, partition, segmentation, sectionalization, sectionalisation.

(verb) divide into parts, pieces, or sections. Synonyms: partition, partition off. Example: "The arab peninsula was partitioned by the british."

(verb) separate or apportion into sections. Synonyms: partition, zone. Example: "Partition a room off."