noun🔗Share海岸, 海岸線The coastal land bordering a sea or ocean"Our family drove to the seacoast for a summer vacation and enjoyed swimming in the ocean. "家族は夏の休暇で海岸へ行き、海で泳ぐのを楽しんだ。geographyenvironmentplaceoceannauticalChat with AIVocabulary GamePractice Reading