丁てい定じょう規ぎMeaningsNoun1. T-square (technical drawing instrument)Kanji used丁street定define規criteriaPitch accentていじょうぎComposed of丁ていfourth rank; fourth class; fourth party (in a contract, etc.); fourth sign of the Chinese calendarNoun定じょう規ぎ(measuring) rulerNoun