Added 10 October 2026 classifier /ˈklæsɪfaɪɚ/ noun Categories: PeopleLanguageRare Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about classifier at Wordnik → Where our words come from → Someone who classifies. A word or morpheme used in some languages (such as CJKV languages and sign languages), in certain contexts (such as counting), to indicate the semantic class to which something belongs. A machine that separates particles or objects of different size or density. Related Words: classificationsortergraderclasserclassificatorcodercategoristcategorizersubclassercategoriserassortercataloguer Back to today's word