|v. t.||1.||To distribute into classes; to arrange according to a system; to arrange in sets according to some method founded on common properties or characters.|
|Verb||1.||classify - arrange or order by classes or categories; "How would you classify these pottery shards--are they prehistoric?"|
|2.||classify - declare unavailable, as for security reasons; "Classify these documents"|
declassify - lift the restriction on and make available again; "reclassify the documents"
|3.||classify - assign to a class or kind; "How should algae be classified?"; "People argue about how to relegate certain mushrooms"|