sorting

nouns

an operation that segregates items into groups according to a specified criterion
"the bottleneck in mail delivery is the process of sorting"
sort, sorting
is derived from
sort
the basic cognitive process of arranging into classes or categories
categorisation, categorization, classification, sorting
grouping by class or kind or size
sorting
is derived from
sort
is a type of (narrower)
the activity of putting things together in groups
grouping