noun🔗Share범람원An alluvial plain that may or may not experience occasional or periodic flooding."The new park was built on the floodplain, so sometimes it gets muddy after heavy rain. "새 공원은 범람원에 건설되었기 때문에, 때때로 폭우가 내린 후 질퍽해집니다.geographyenvironmentgeologydisasterareaChat with AIVocabulary GamePractice Reading