Added 30 September 2026 categorization /ˌkæt.ə.ɡə.ɹaɪˈzeɪ.ʃən/ noun Categories: SocietyMind & IdeasRare Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about categorization at Wordnik → Where our words come from → A group of things arranged by category. The process of sorting or arranging things into categories or classes. Related Words: classificationcategorisationsortingclassifycategoryclassifiedclassifyingclasscharacterisationsortcollationranking Back to today's word