環かん境きょう衛えい生せい研けん究きゅう所じょMeaningsNoun1. Institute for Environment and Health; IEHKanji used環loop境border衛defend生life研refine究research所placeComposed of環かん境きょう衛えい生せいenvironmental hygieneNoun研けん究きゅう所じょresearch institute; (research) laboratoryNoun