伊利诺斯 yīlìnuòsī Illinois Origin Definitions Defs Strokes Stroke Words Sentences Sents 伊利诺 伊利諾 yīlìnuò proper noun Illinois Illinois, a state of the United States斯 sī proper nounnoun [phonetic] (bound form) used in the transcription of foreign names and words; for example, used for the "s" or "ce" sound in names like "Charles"